Product Description
Needle roller bearings contain many slender rollers with a length 3 to 10 times their diameter. Therefore, the ratio of the bearing outside diameter to the inscribed circle diameter is small, and they have a rather high radial load capacity. There are numerous types available, and many have no inner rings. The drawn-cup type has a pressed steel outer ring and the solid type has a machined outer ring. There are also cage-and-roller assemblies without rings. Most bearings have pressed steel cages, but some are without cages.
| Model Number | HK series, BK series, HK…RS series, HK…2RS series, BK…RS series, F series, FH series, MF series, |
| HF series, CZPT series, K series, K…ZW series, KZK series, series, NK series, NKS series, RNA49 series, | |
| RNA69 series, NKI series, NKIS series, NA49 series, NA69 series, NA48 series, NAO series, RNAO series, | |
| RNA49…RS series, RNA49… 2RS series, RNAV series, NAV series, RPNA series, PNA series, IR series, | |
| LR series, AXK series, AXW series, RSTO series, STO series, RNA2200 series, RNA2200…2RS series, | |
| NA2200 series, NATR series, NATV series, NUTR series, PWTR series, NNTR series, KR series, KRE series, | |
| KRV series, NUKR series, NUKRE series, PWKR series, PWKRE series. | |
| Type | needle roller bearing. |
| Number of Row | single row, double row, multi row. |
| Material | supreme chrome steel 100Cr6. |
| Cage Material | steel, brass, nylon. |
| Hardness | HRC 60-64. |
| Precision Rating | P0, P6, P5. |
| Radial Clearance | C0, C2, C3, C4, C5. |
| Sealing Type | open, 2RS. |
| Grease | as per your requirement, such as Chevron SRI-2 ,Multemp PS2, Shell Alvania R2, Changcheng 2 and so on. |
| Certification | ISO 9001:2008. |
| Mark | TIK or your mark. |
| Package | single box package, industrial rolled package or as per buyer’s requirement. |
| Place of Origin | China (Mainland). |
| Features | (1) high precision; |
| (2) high speed; | |
| (3) high load carrying capacity; | |
| (4) low noise; | |
| (5) long life span. | |
| Application | transport machinery, CNC machine, sewing machinery, handcart, physical exercise apparatus, motorcycle, |
| automobile, electric tool, leisure toys, textile machinery, printing machinery etc. | |
| Payment Term | 30% deposit, 70% is paid by TT or L/C or Western Union. |
| Shipment time | ready stock, immediate shipment. |
| Shipping Port | ZheJiang , ZheJiang or HangZhou. |
| Samples | free samples are available. |
| Items | d | D | B |
| mm | mm | mm | |
| NUTR15 | 15 | 35 | 19 |
| NUTR1542 | 15 | 42 | 19 |
| NUTR17 | 17 | 40 | 21 |
| NUTR1747 | 17 | 47 | 21 |
| NUTR20 | 20 | 47 | 25 |
| NUTR2052 | 20 | 52 | 25 |
| NUTR25 | 25 | 52 | 25 |
| NUTR2562 | 25 | 62 | 25 |
| NUTR30 | 30 | 62 | 29 |
| NUTR3072 | 30 | 72 | 29 |
| NUTR35 | 35 | 72 | 29 |
| NUTR3580 | 35 | 80 | 29 |
| NUTR40 | 40 | 80 | 32 |
| NUTR4090 | 40 | 90 | 32 |
| NUTR45 | 45 | 85 | 32 |
| NUTR45100 | 45 | 100 | 32 |
| NUTR50 | 50 | 90 | 32 |
| NUTR50110 | 50 | 110 | 32 |
Packaging & Shipping
FAQ
FAQ
Q1: Are you a manufacturer or a trading company?
A: We have been a professional manufacturer of bearings since 1995 with ISO9001:2015 certificate.
Q2: How is the quality level of your bearings?
A: Our bearings are made of supreme GCr15 bearing steel and are produced with the first class workmanship. The tolerance grade could be P0, P6, P5, P4. The vibration level could be Z1V1, Z2V2, Z3V3.
Q3: Can I get samples to see the quality?
A: Yes, samples are free, but the courier charge shall be borne by the buyer.
Q4: Could you offer OEM service and print my logo/mark on the products?
A: Yes, we could. Please send us your mark registration files, we shall print your logo/mark on the bearings and package.
Q5: How is the lead time?
A: For regular items that are in stock, we could make shipment immediately right after your payment. If the goods are not in stock, our production time is from 15 to 45 days according to the quantity.
Q6: What if I receive defective product for my order?
A: All our bearings are 100% inspected strictly before packing. If you receive any defective product, please provide us photos or videos to show the problem. After confirmation, we shall send you the new product as replacement free of charge.
Q7: What is your term of payment?
A: Term of payment is negotiable. Usually it is 30% deposit in advance, and the balance 70% is paid when the goods are ready for shipment.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Rolling Body: | Roller Bearings |
|---|---|
| The Number of Rows: | Single |
| Outer Dimension: | Small and Medium-Sized (60-115mm) |
| Material: | Bearing Steel |
| Spherical: | Non-Aligning Bearings |
| Load Direction: | Radial Bearing |
| Customization: |
Available
| Customized Request |
|---|
Can you provide examples of industries and applications where track bearings are frequently used?
Track bearings find extensive use in various industries and applications where smooth and controlled motion along tracks or guide rails is required. Let’s explore some examples of industries and applications where track bearings are frequently used:
- Material Handling and Conveying: Track bearings are widely employed in material handling and conveying systems, such as conveyor belts, roller conveyors, and overhead cranes. They facilitate the smooth movement of goods, packages, and components along the tracks, ensuring efficient and reliable transportation within warehouses, distribution centers, manufacturing facilities, and airports.
- Automotive and Transportation: Track bearings are utilized in various automotive applications, including suspension systems, steering systems, and sliding doors. They enable smooth and precise movement of components, contributing to vehicle performance, comfort, and safety. Additionally, track bearings are used in railway applications, such as railcar doors, sliding mechanisms, and track guidance systems.
- Aerospace and Defense: Track bearings play a crucial role in aerospace and defense applications, including aircraft landing gears, flap systems, and missile launchers. They provide the necessary support, guidance, and load-carrying capacity for critical components, ensuring smooth and controlled motion in demanding operating conditions.
- Industrial Machinery: Track bearings are commonly found in various industrial machinery and equipment. They are used in machine tools, robotics, printing presses, industrial ovens, and packaging machines, among others. In these applications, track bearings contribute to precise motion control, accurate positioning, and reliable performance of moving components.
- Construction and Mining: Track bearings are extensively employed in construction and mining equipment, such as excavators, bulldozers, cranes, and drilling machines. They provide support and guidance for the movable parts, allowing efficient and controlled movement in rugged and demanding environments.
- Medical and Healthcare: Track bearings are utilized in various medical and healthcare applications. They are used in hospital beds, medical imaging equipment, laboratory automation systems, and patient handling devices. Track bearings enable smooth and quiet operation, precise positioning, and patient comfort in these critical healthcare settings.
- Renewable Energy: Track bearings are employed in renewable energy systems, including solar tracking systems and wind turbine pitch and yaw mechanisms. They enable the precise tracking of solar panels and the controlled adjustment of wind turbine blades, maximizing energy capture and optimizing system performance.
These examples represent just a fraction of the many industries and applications where track bearings are frequently used. The versatility, reliability, and precise motion control provided by track bearings make them a fundamental component in numerous mechanical systems across various sectors.
Are there potential challenges or limitations in using track bearings in specific industries?
While track bearings are widely used in various industries for their ability to support linear motion and handle heavy loads, there can be potential challenges and limitations associated with their use in specific industries. Here’s a detailed explanation:
1. Contamination and Harsh Environments:
Industries such as mining, construction, and agriculture often operate in harsh environments with high levels of contamination, including dust, dirt, and moisture. These contaminants can enter the track bearings and cause accelerated wear, reduced performance, and potential failure. Regular maintenance and appropriate sealing measures are required to mitigate these challenges.
2. High-Temperature Environments:
In industries like metal processing, glass manufacturing, and foundries, track bearings may be exposed to high temperatures. Excessive heat can affect the lubrication properties and structural integrity of bearings, leading to premature failure. Selecting track bearings specifically designed for high-temperature applications and using suitable lubricants are necessary to overcome this limitation.
3. Corrosive Chemicals:
Industries such as chemical processing, food and beverage, and wastewater treatment involve exposure to corrosive chemicals. Corrosion can significantly affect the performance and lifespan of track bearings. Choosing bearings made from corrosion-resistant materials or applying protective coatings can help address this challenge.
4. Heavy Load and Impact:
Industries like material handling, mining, and construction often require track bearings to withstand heavy loads and frequent impacts. Excessive load or impact can lead to premature wear, deformation, or even catastrophic failure of the bearings. Selecting track bearings with appropriate load capacities and impact resistance is crucial in these industries.
5. Precision and Accuracy:
In industries such as robotics, semiconductor manufacturing, and precision machining, track bearings may need to meet stringent requirements for precision and accuracy. Any deviation or play in the bearings can impact the overall performance and quality of the process. Using high-precision track bearings and ensuring proper alignment and installation are essential in these cases.
6. Speed and Acceleration:
Applications involving high-speed or rapid acceleration, such as automated assembly lines or conveyor systems, can impose additional challenges on track bearings. Excessive speed or acceleration can generate heat and vibration, leading to increased wear and reduced bearing life. Choosing track bearings with suitable speed and acceleration ratings is vital in these industries.
It is important to consult with bearing manufacturers or industry experts to identify and address any potential challenges or limitations specific to the industry and application at hand. By understanding these challenges and selecting track bearings designed to overcome them, industries can optimize performance, reliability, and longevity while mitigating risks and ensuring smooth operation.
What are track bearings, and how are they used in various applications?
Track bearings, also known as track rollers or track follower bearings, are specialized rolling bearings designed to operate in track-based systems. They are used in various applications that require guided linear or rotational motion. Let’s explore in detail the characteristics of track bearings and their common applications:
- Design and Construction: Track bearings typically consist of an outer ring, an inner ring, a set of rolling elements (such as rollers or needles), and a cage that holds the rolling elements together. The outer ring features a track or guide surface, while the inner ring is mounted on a shaft or stud. The rolling elements facilitate smooth rolling motion along the track, allowing for linear or rotational movement.
- Guided Motion: Track bearings are primarily used to provide guided motion in applications where components need to move along a defined path or track. The outer ring’s track surface interfaces with the track or guide rail, ensuring precise and controlled motion. This guided motion is crucial in various applications such as material handling systems, conveyors, cam mechanisms, and automated machinery.
- Load Support: Track bearings are designed to support and distribute loads, both radial and axial, in track-based systems. They can handle substantial loads while maintaining smooth motion and minimizing friction. The load-carrying capacity of track bearings makes them suitable for applications involving heavy loads, such as construction equipment, agricultural machinery, and industrial automation systems.
- Multiple Types: Track bearings come in various types to suit different application requirements. Some common types include yoke type track rollers, stud type track rollers, and cam followers. Yoke type track rollers have thick outer rings and can withstand high radial loads. Stud type track rollers have a stud instead of an inner ring and are suitable for applications with limited space. Cam followers have a stud with a built-in roller and are commonly used in cam-driven systems.
- Sealing and Contamination Protection: In many applications, track bearings are exposed to harsh environments and contaminants. To ensure reliable operation, track bearings often incorporate sealing arrangements or protective coatings. These features help prevent the ingress of dust, dirt, moisture, or other contaminants, prolonging the bearing’s service life and reducing the risk of premature failure.
- Various Applications: Track bearings find applications in a wide range of industries and systems. Some common applications include:
- Material Handling Systems: Track bearings are used in conveyors, roller tracks, and overhead cranes to facilitate smooth and guided movement of materials.
- Automated Machinery: Track bearings are employed in automated machines and robotic systems for precise motion control and positioning.
- Cam Mechanisms: Track bearings are utilized in cam-driven systems, where they follow the profile of the cam and translate the rotary motion into linear or oscillating motion.
- Construction Equipment: Track bearings are found in construction machinery, such as excavators, bulldozers, and compactors, to support the tracks or guide wheels.
- Agricultural Machinery: Track bearings are used in agricultural equipment, including tractors, combines, and harvesters, to support the tracks or guide wheels and provide reliable movement.
- Printing and Packaging Machinery: Track bearings are employed in printing presses, packaging machines, and labeling systems to ensure precise and guided movement of the printing heads, packaging materials, or labels.
In summary, track bearings are specialized rolling bearings designed for guided linear or rotational motion along a track or guide rail. They provide precise motion control, support substantial loads, and find applications in various industries such as material handling, automation, construction, agriculture, printing, and packaging. With their ability to facilitate guided motion and handle significant loads, track bearings contribute to the smooth and reliable operation of track-based systems in a wide range of applications.
editor by CX 2024-05-15
China high quality Yoke Type Track Roller Bearing Heavy Duty Thickened Needle Roller Support Bearings Nutr20 Nutr50 Nutr45 Nutr40 Nutr35 CZPT Needle Bearing with high quality
Product Description
Yoke Type Track Roller Bearing Heavy Duty Thickened Needle Roller Support Bearings NUTR20 NUTR50 NUTR45 NUTR40 NUTR35 CZPT needle bearing
| Product Name | Needle Roller & Cage Assemblies |
| Precision Rating | P6, P0, P5, P4, P2 |
| Material | Bearing Steel (GCr15) |
| Clearance | C0 C1 C2 C3 C4 C5 |
| Vibration & Noisy | Z1,Z2,Z3 V1,V2,V3 |
| Features | High Precision, High Speed, Long Life, High Reliability, Low Noise , Reduce Friction |
| Certification | ISO 9001:2008 |
| Packing | 1.Neutral Packing Bearing 2.Industrial Packing 3.Commercial Packing Bearing 4.Customize |
| Delivery Time | 30 – 45 Days After The Order is Confirmed |
| Shippment | 1.By Sea 2.By Air 3.By Express |
Product Parameters
| Needle Roller Bearings | NKIseries | NKI5/12 NKI5/16 NKI6/12 NKI6/16 NKI7/12 NKI7/16 NK5/10 NK5/12 NK6/10 NK6/12 NK7/10 NK7/12 NK8/12 NK8/16 NK9/12 NK9/16 NK10/12 NK10/16 NKI10/16 NKI10/20 NKI12/16 NKI12/20 NKI15/16 NKI15/20 NKI17/16 NKI17/20 NKI20/16 NKI20/20 NKI22/16 NKI22/20 NKI25/20 NKI25/30 NKI28/20 NKI28/30 NKI30/20 NKI30/30 NKI32/20 NKI32/30 NKI35/20 NKI35/30 NKI38/20 NKI38/30 NKI40/20 NKI40/30 NKI42/20 NKI42/30 NKI45/25 NKI45/35 NKI50/25 NKI50/35 NKI55/25 NKI55/35 NKI60/25 NKI60/35 NKI65/25 NKI65/35 NKI70/25 NKI70/35 NKI75/25 NKI75/35 NKI80/25 NKI80/35 NKI85/26 NKI85/36 NKI90/26 NKI90/36 NKI95/26 NKI95/36 NKI100/30 NKI100/40 |
| NKseries | NK14/16 NK14/20 NK15/16 NK15/20 NK16/16 NK16/20 NK17/16 NK17/20 NK18/16 NK18/20 NK19/16 NK19/20 NK20/16 NK20/20 NK21/16 NK21/20 NK22/16 NK22/20 NK24/16 NK24/20 NK25/16 NK25/20 NK26/16 NK26/20 NK28/20 NK28/30 NK29/20 NK29/30 NK30/20 NK30/30 NK32/20 NK32/30 NK35/20 NK35/30 NK37/20 NK37/30 NK38/20 NK38/30 NK40/20 NK40/30 NK42/20 NK42/30 NK43/20 NK43/30 NK45/20 NK45/30 NK47/20 NK47/30 NK50/25 NK50/35 NK55/25 NK55/35 NK60/25 NK60/35 NK65/25 NK65/35 NK68/25 NK68/35 NK70/25 NK70/35 NK73/25 NK73/35 NK75/25 NK75/35 NK80/25 NK80/35 NK85/26 NK85/36 NK90/25 NK90/35 NK95/26 NK95/36 NK100/26 NK100/36 NK105/26 NK105/36 NK110/20 NK110/40 | |
| NAseries | NA4822 NA4824 NA4826 NA4828 NA4830 NA4832 NA4834 NA4836 NA4838 NA4840 NA4844 NA4848 NA4852 NA4856 NA4860 NA4864 NA4868 NA4872 NA49/9 NA4900 NA4901 NA4902 NA4903 NA4904 NA49/22 NA4905 NA49/28 NA4906 NA49/32 NA4907 NA4908 NA4909 NA4910 NA4911 NA4912 NA4913 NA4914 NA4915 NA4916 NA4917 NA4918 NA4919 NA4920 NA4922 NA4924 NA4926 NA4928 NA6901 NA6902 NA6903 NA6904 NA69/22 NA6905 NA69/28 NA6906 NA6907 NA6908 NA6909 NA6910 NA6911 NA6912 NA6913 NA6914 NA6915 NA6916 NA6917 NA6918 NA6919 | |
| RNAseries | RNA4822 RNA4824 RNA4826 RNA4828 RNA4830 RNA4832 RNA4834 RNA4836 RNA4838 RNA4840 RNA4844 RNA4848 RNA4852 RNA4856 RNA4860 RNA4864 RNA4868 RNA4872 RNA49/9 RNA4900 RNA4901 RNA4902 RNA4903 RNA4904 RNA49/22 RNA4905 RNA49/28 RNA4906 RNA49/32 RNA4907 RNA4908 RNA4909 RNA4910 RNA4911 RNA4912 RNA4913 RNA4914 RNA4915 RNA4916 RNA4917 RNA4918 RNA4919 RNA4920 RNA4922 RNA4924 RNA4926 RNA4928 RNA6901 RNA6902 RNA6903 RNA6904 RNA69/22 RNA6905 RNA69/28 RNA6906 RNA6907 RNA6908 RNA6909 RNA6910 RNA6911 RNA6912 RNA6913 RNA6914 RNA6915 RNA6916 RNA6917 RNA6918 RNA6919 | |
| HKseries | HK2571 HK2210 HK2512 HK3012 HK3512 HK4012 HK4512 HK0408 HK0608 HK0808 HK1412 HK1512 HK1612 HK1712 HK1812 HK2012 HK2212 HK0509 HK0609 HK0709 HK2516 HK2816 HK3016 HK571 HK571 HK1571 HK1210 HK1416 HK1516 HK1816 HK2016 HK2216 HK5571 HK5520 HK6571 HK571 HK1012 HK2520 HK2820 HK3571 HK3520 HK4571 HK4520 | |
| BKseries | BK2512 BK3012 BK3512 BK4012 BK0408 BK0808 BK1412 BK1512 BK1612 BK1712 BK1812 BK2012 BK2212 BK0509 BK0609 BK0709 BK2516 BK2816 BK3016 BK571 BK571 BK1571 BK1210 BK1416 BK1516 BK1616 BK1816 BK2016 BK2216 BK5571 BK5520 BK6571 BK571 BK1012 BK2520 BK2820 BK3571 BK3520 BK4571 BK4520 |
| mm | g | d | Fw/F | D | C | B | |||||
| 14 | RNA4900 RS | RNA4900.2RS | 16 | 14 | 22 | 13 | 4500 | 4660 | 13000 | ||
| 16 | RNA4901 RS | RNA4901.2RS | 18 | 16 | 24 | 13 | 4980 | 5800 | 12000 | ||
| 20 | RNA4902 RS | RNA4902.2RS | 21.5 | 20 | 28 | 13 | 5980 | 9500 | 10000 | ||
| 22 | RNA4903 RS | RNA4903.2RS | 23 | 22 | 30 | 13 | 6050 | 15710 | 9000 | ||
| 25 | RNA4904 RS | RNA4904.2RS | 56 | 25 | 37 | 17 | 14900 | 17500 | 7500 | ||
| 30 | RNA4905 RS | RNA4905.2RS | 60 | 30 | 42 | 17 | 16300 | 21500 | 6500 | ||
| 35 | RNA4906 RS | RNA4906.2RS | 69 | 35 | 47 | 17 | 20050 | 24900 | 5500 | ||
| 42 | RNA4907 RS | RNA4907.2RS | 107 | 42 | 55 | 20 | 22500 | 37000 | 4800 | ||
| 48 | RNA4908 RS | RNA4908.2RS | 154 | 48 | 62 | 22 | 33050 | 50900 | 4200 | ||
| 52 | RNA4909 RS | RNA4909.2RS | 157 | 52 | 68 | 22 | 34800 | 56800 | 3900 | ||
| 58 | RNA4910 RS | RNA4910.2RS | 160 | 58 | 72 | 22 | 37800 | 61500 | 3500 | ||
| 10 | NA4900 RS | NA4900.2RS | 24.5 | 10 | 14 | 22 | 13 | 14 | 4560 | 4660 | 13000 |
| 12 | NA4901 RS | NA4901.2RS | 27.5 | 12 | 16 | 24 | 13 | 14 | 4950 | 5800 | 12000 |
| 15 | NA4902 RS | NA4902.2RS | 37 | 15 | 20 | 28 | 13 | 14 | 5980 | 9500 | 10000 |
| 17 | NA4903 RS | NA4903.2RS | 40 | 17 | 22 | 30 | 13 | 14 | 6050 | 15710 | 9000 |
| 20 | NA4904 RS | NA4904.2RS | 80 | 20 | 25 | 37 | 17 | 18 | 14900 | 17500 | 7500 |
| 25 | NA4905 RS | NA4905.2RS | 89.5 | 25 | 30 | 42 | 17 | 18 | 16300 | 21500 | 6500 |
| 30 | NA4906 RS | NA4906.2RS | 104 | 30 | 35 | 47 | 17 | 18 | 20050 | 24900 | 5500 |
Detailed Photos
Our Advantages
1.Free Sample bearing
2.ISO Standard
3.Bearing Small order accepted
4.In Stock bearing
5.OEM bearing service
6.Professional:16 years manufacture bearing
7.Customized bearing, Customer’s bearing drawing or samples accepted
8.Competitive price bearing
9.TT Payment or Western Union or Trade Assurance Order
****More produce***
Packaging & Shipping
Why choose us ?
1. Quality Control To ensure the quality of our vehicles and other products, Our QC staffs do strict supplier evaluations, in-coming inspections, in-process inspections, final inspections and pre-delivery inspections. The most important is that we listen to what our customers say and are always looking for ways to improve the quality of our products through continuous improvement.
2. OEM Ability We have built stable and long-term cooperate relationshilp with supermarkets,we canalso provide ODM, OEM and Agent services to our customers over the world.
3. Parts Available We have spare bearings for immediate delivery to anywhere in the world. Our Bearings widely used in the fields of motor, fan, injection molding machine, mining, mechanical equipment, metallurgy, rolling, automobile, railway, iron and steel, power, textile, packaging, petroleum, paper making, etc
4. Good Warranty We take customer satisfaction and product quality as the first priority for us. We supply reliable warranties and good after-sales services.
FAQ
*Q:Can I get samples from you?
A:We are honored to offer you samples for quality check.
*Q:What parts are manufactured by you?
A: :90% of bearings are manufactured by us.
*Q:What’s the leading time? (How long do you need to prepare my goods?)
A:10 days for sample orders. 30 days for mass production orders (based on different quantities)
*Q:How long do I need to wait before my goods arrive?
A:3-5 days for international express. 5-7 days for air transportation, 35-40 days for sea transportation.
*Q:Can you put my brand name (logo) on these products?
A: Yes, or container order. Sticker order qty over 100pcs.
*Q:What payment methods do you accept?
A:T/T, L/C, Western Union, etc.
*Q:What certificates do you have?
A: All of our products are with CE IAF certificate. For some models, the certificates are already available. For other models, we will need your assistance to apply the certificates. For some models, the certificates are already available. For other models, we will need your assistance to apply the certificates.
*Q:What is your product quality?
A:Our raw materials are purchased from qualified suppliers. And we have a strong quality control team to guarantee our quality. We always care what you care!!
*Q:What is your warranty?
A:Our warranty is 24 months after delivery. We always pay high attention to after sale service!! For those out of warranty, we have adequate parts.
Electrical and easy wear parts are not included in warranty range.
*Q:How are parts availability?
A:We keep stock of spare parts and make sure all parts available whenever you need.
Factory Display
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Cage: | With Cage |
|---|---|
| Rows Number: | Steel, Nylon, Brass |
| Load Direction: | Radial Bearing |
| Samples: |
US$ 0/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
| Customized Request |
|---|
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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|---|---|
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Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Can you explain the maintenance and lubrication requirements for track bearings?
Maintenance and lubrication are essential aspects of ensuring the optimal performance and longevity of track bearings. Proper maintenance practices and appropriate lubrication help minimize wear, reduce friction, prevent corrosion, and extend the service life of the bearings. Here’s an explanation of the maintenance and lubrication requirements for track bearings:
Maintenance Requirements:
- Cleanliness: It is crucial to maintain a clean operating environment for track bearings. Regularly remove dirt, dust, and debris from the track and bearing surfaces to prevent contamination, which can lead to premature wear and damage.
- Inspection: Periodically inspect the track bearings for signs of wear, damage, or misalignment. Check for excessive play, noise, or roughness during operation. If any issues are detected, take appropriate measures such as bearing replacement or realignment to ensure optimal performance.
- Tightening and Fasteners: Check the tightness of fasteners, such as bolts or screws, that secure the track bearings. Loose fasteners can lead to misalignment or instability. Ensure that all fasteners are properly tightened according to the manufacturer’s specifications.
- Track Alignment: Proper track alignment is crucial for smooth and efficient operation of track bearings. Regularly check the alignment of the track or guide rails and make necessary adjustments to maintain proper alignment, minimizing excessive loads and wear on the bearings.
- Load Limits: Adhere to the specified load limits for the track bearings. Exceeding the recommended load capacity can cause premature wear and failure. Consider the dynamic and static load ratings of the bearings to ensure they are not subjected to excessive loads that can compromise their performance.
Lubrication Requirements:
- Proper Lubricant Selection: Select the appropriate lubricant based on the operating conditions, such as temperature, load, and speed. Consult the manufacturer’s recommendations or seek expert advice to ensure the lubricant’s compatibility with the track bearings and the specific application.
- Regular Lubrication: Follow a regular lubrication schedule as recommended by the manufacturer. This may involve applying lubricant at specified intervals or based on the operating hours. Adequate lubrication helps minimize friction, reduce wear, and maintain proper functioning of the track bearings.
- Correct Lubrication Method: Apply the lubricant using the appropriate method, whether it’s manual greasing, automatic lubrication systems, or specialized lubrication techniques. Ensure that the lubricant reaches all necessary contact points and provides sufficient coverage to the bearing surfaces.
- Monitoring and Replenishment: Monitor the lubricant levels regularly and replenish as needed. In some cases, track bearings may have built-in lubrication systems that require periodic refilling or maintenance. Keep track of the lubricant condition and replace it when it becomes contaminated or degraded.
- Environmental Considerations: Consider the operating environment when selecting the lubricant. Extreme temperatures, exposure to moisture, or the presence of chemicals or contaminants may require special lubricants that can withstand these conditions and provide effective protection and lubrication.
It is important to consult the manufacturer’s guidelines and recommendations specific to the track bearings being used. Following the recommended maintenance and lubrication practices ensures optimal performance, reduces the risk of premature failure, and maximizes the overall lifespan of the track bearings.
Can track bearings withstand harsh environments or exposure to contaminants?
Track bearings are designed to operate in a wide range of environments, including harsh conditions and exposure to contaminants. However, the ability of track bearings to withstand such environments depends on their specific design, materials, and protective measures. Here’s a detailed explanation:
Many track bearings are engineered with features that enhance their resistance to harsh environments and contaminants. These features may include:
- Sealing and Shielding: Some track bearings are equipped with seals or shields that provide a physical barrier against contaminants such as dirt, dust, water, and debris. These seals or shields help prevent the entry of contaminants into the bearing’s internal components, reducing the risk of damage and premature wear.
- Corrosion Resistance: Track bearings intended for use in corrosive environments are often constructed from materials that offer high corrosion resistance. Stainless steel, for example, is commonly used due to its ability to withstand exposure to moisture, chemicals, and other corrosive substances.
- Specialized Coatings: Some track bearings may feature specialized coatings or surface treatments that provide additional protection against contaminants and harsh conditions. These coatings can enhance the bearing’s resistance to corrosion, abrasion, and chemical exposure.
- High-Temperature Capability: Certain track bearings are designed to withstand high-temperature environments. They are typically constructed using heat-resistant materials and lubricants that can maintain their structural integrity and performance even under extreme heat.
- Environmental Sealing: In applications where track bearings are exposed to extreme conditions, such as underwater or in highly dusty environments, special environmental sealing measures may be employed. These measures can include the use of advanced sealing technologies or the encapsulation of the bearings within protective housings.
While track bearings are designed to withstand harsh environments and exposure to contaminants, it is important to note that their performance and longevity can still be affected over time. Regular maintenance, including cleaning, inspection, and lubrication, is crucial to ensure proper functioning and to mitigate the impact of contaminants on the bearings.
It is recommended to consult the manufacturer’s specifications and guidelines for the track bearings being used in a specific application. Manufacturers often provide information on the environmental ratings and limits of their bearings, helping users determine the suitability of the bearings for particular harsh environments or exposure to contaminants.
By selecting track bearings with appropriate features, materials, and protection, and by implementing proper maintenance practices, it is possible to enhance the bearings’ ability to withstand harsh environments and exposure to contaminants, thereby maximizing their performance and longevity.
How do track bearings contribute to smooth and precise motion in machinery and equipment?
Track bearings play a crucial role in enabling smooth and precise motion in machinery and equipment. They provide support and guidance for moving components, allowing them to move along tracks or guide rails with minimal friction and accurate positioning. Let’s explore how track bearings contribute to smooth and precise motion:
- Reduced Friction: Track bearings are designed to minimize friction between the rolling elements (such as balls or rollers) and the raceways (inner and outer rings). By reducing friction, track bearings help to minimize energy losses, prevent excessive heat generation, and extend the lifespan of the bearing and other components in the system. Low friction enables smoother and more efficient motion, resulting in improved overall performance.
- Accuracy and Precision: Track bearings are manufactured to precise tolerances, ensuring consistent dimensions and smooth surfaces. This precision contributes to accurate and repeatable positioning of the moving components along the track or guide rail. It allows machinery and equipment to achieve the desired motion with minimal deviation or backlash, enabling precise control and operation.
- Load Distribution: Track bearings are designed to distribute loads evenly across the rolling elements and raceways. This load distribution helps prevent localized stress concentrations and ensures that the applied loads are shared by multiple contact points. By distributing the loads effectively, track bearings enhance the stability and integrity of the moving components, reducing the risk of premature wear or failure.
- Guidance and Alignment: Track bearings provide guidance and alignment for the moving components. They help maintain the desired orientation and position of the components along the track or guide rail, preventing misalignment and unwanted movements. This guidance ensures smooth and precise motion, minimizing vibrations, noise, and the risk of component damage or malfunction.
- Shock and Impact Absorption: Track bearings are designed to absorb shocks and impacts that may occur during operation. They help cushion the effects of sudden loads or vibrations, protecting the moving components and reducing the transmission of these forces to the rest of the machinery or equipment. This shock absorption capability contributes to smoother and more stable motion, enhancing overall performance and reliability.
By incorporating high-quality track bearings into machinery and equipment, engineers can achieve smooth and precise motion, improving the efficiency, accuracy, and longevity of the system. Proper selection, installation, and maintenance of track bearings are essential to ensure optimal performance and to minimize the risk of issues such as excessive wear, misalignment, or loss of motion control.
editor by CX 2024-04-10
China Good quality Yoke Type Track Roller Bearings (NATV5PP NATV6PP NATV8PP NATV10PP NATV12PP NATV15 PP NATV17PP) with high quality
Product Description
Product Description
Track Roller Bearings are designed to run on all types of tracks and to be used in cam drives, conveyor systems, etc.
Track Roller Bearings are either of heavy-duty cylindrical roller, needle bearing or ball bearing construction. Support Rollers are based on cylindrical or needle rollers.
Applications Of Track Roller Bearings
- Metals
- Mining, mineral processing and cement
- Railways
- Material handling
- Agriculture
- Construction
Versions Of Track Roller Bearings
Support Rollers Without Flange Rings, Without An Inner Ring
- RSTO Series
- RNA Series
Support Rollers Without Flange Rings, With An Inner Ring
- STO Series
- NA Series
Support Rollers With Flange Rings, With An Inner Ring
- NATR Series
- NATV Series
- PWTR Series
- NUTR Series
- NAST Series
- CYR Series
Cam Followers
- KR,KRE,KRV,KRVE Series
- NUKR,NUKRE Series
- PWKR,PWKRE Series
- CF,CFE,CFH Series
Product Parameters
Technical specification
NATV series Yoke type track rollers can support high radial loads and axial loads arising from misalignments and skewed running and suitable for cam drives, slideways, conveying equipment, etc.
The bearings are available in open and sealed versions (suffix PP).
Metric series, with full complement needle rollers design, available with cylindrical OD (suffix X).
| Bearing No. | Dimensions (mm) | Basic Load Rating (KN) | Limited Speed | Mass | |||||||
| Shield Type | Sealed Type | d | D | C | B | d1 | r min | C | Co | rpm | kg |
| NATV 5 | NATV 5 PP | 5 | 16 | 11 | 12 | 12 | 0.15 | 3.88 | 5.20 | 3040 | 0.015 |
| NATV 6 | NATV 6 PP | 6 | 19 | 11 | 12 | 14 | 0.15 | 4.40 | 6.32 | 2480 | 0.571 |
| NATV 8 | NATV 8 PP | 8 | 24 | 14 | 15 | 19 | 0.30 | 6.24 | 9.12 | 2000 | 0.042 |
| NATV 10 | NATV 10 PP | 10 | 30 | 14 | 15 | 23 | 0.60 | 7.60 | 11.68 | 1680 | 0.065 |
| NATV 12 | NATV 12 PP | 12 | 32 | 14 | 15 | 25 | 0.60 | 7.76 | 12.32 | 1440 | 0.072 |
| NATV 15 | NATV 15 PP | 15 | 35 | 18 | 19 | 27 | 0.60 | 10.24 | 18.40 | 1280 | 0.105 |
| NATV 17 | NATV 17 PP | 17 | 40 | 20 | 21 | 32 | 1.00 | 11.84 | 21.20 | 1120 | 0.152 |
| NATV 20 | NATV 20 PP | 20 | 47 | 24 | 25 | 37 | 1.00 | 16.48 | 33.60 | 1040 | 0.254 |
| NATV 25 | NATV 25 PP | 25 | 52 | 24 | 25 | 42 | 1.00 | 16.40 | 35.20 | 800 | 0.285 |
| NATV 30 | NATV 30 PP | 30 | 62 | 28 | 29 | 51 | 1.00 | 24.40 | 49.60 | 680 | 0.481 |
| NATV 35 | NATV 35 PP | 35 | 72 | 28 | 29 | 58 | 1.10 | 26.40 | 58.40 | 600 | 0.647 |
| NATV 40 | NATV 40 PP | 40 | 80 | 30 | 32 | 66 | 1.10 | 32.80 | 72.00 | 520 | 0.890 |
| NATV 50 | NATV 50 PP | 50 | 90 | 30 | 32 | 76 | 1.10 | 32.40 | 74.40 | 440 | 0.990 |
Our Advantages
1. We have over 10 years’ experience.
2. OEM or Non-Standard Bearings: Any requirement for Non-standard bearings is easily fulfilled by us due to our vast knowledge and links in the industry.
3. After Sales Service and Technical Assistance: Our company provides after-sales service and technical assistance as per the customer’s requirements and needs.
4. Quick Delivery: Our company provides just-in-time delivery with our streamlined supply chain.
5.We attend promptly to any customer questions. We believe that if our customers are satisfied then it proves our worth. Our customers are always given quick support.
Please contact us immediately if you have any questions.
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| Rolling Body: | Roller Bearings |
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How does proper installation and alignment impact the performance and longevity of track bearings?
Proper installation and alignment play a critical role in the performance and longevity of track bearings. Correct installation ensures that the bearings are positioned and secured accurately, while proper alignment ensures that the load is distributed evenly and the bearings operate smoothly. Here’s an explanation of how proper installation and alignment impact the performance and longevity of track bearings:
Installation Impact:
- Load Distribution: Proper installation ensures that the track bearings are aligned and positioned correctly, allowing for even load distribution. When bearings are installed incorrectly, the load may be unevenly distributed, leading to excessive wear on certain parts of the bearings and reduced overall performance.
- Stability and Rigidity: Accurate installation provides stability and rigidity to the track bearings. Properly secured bearings minimize the risk of movement or vibration during operation, which can cause additional stress, premature wear, and potential damage to the bearings and surrounding components.
- Reduction of Misalignment: Correct installation minimizes the chances of misalignment between the track bearings and the track or guide rails. Misalignment can lead to uneven loading, increased friction, and accelerated wear and tear on the bearings. Proper alignment reduces these issues, ensuring smooth and efficient operation.
- Prevention of Contamination: During installation, it is important to take precautions to prevent contamination of the track bearings. Proper handling techniques, cleanliness, and the use of appropriate tools or protective measures help avoid introducing dirt, dust, or debris that can compromise the bearing’s performance and longevity.
Alignment Impact:
- Reduced Friction and Wear: Proper alignment of track bearings helps minimize friction and wear. When bearings are misaligned, excessive forces and irregular motion can occur, leading to increased friction and accelerated wear. Proper alignment ensures that the bearings operate within their intended design parameters, reducing friction and promoting longevity.
- Optimal Load Distribution: Correct alignment ensures that the load is distributed evenly across the track bearings. This prevents excessive stress on specific areas of the bearings, reducing the risk of premature failure and extending their service life. Optimal load distribution also contributes to smoother operation and improved overall performance.
- Minimized Noise and Vibration: Proper alignment helps minimize noise and vibration during operation. Misaligned track bearings can result in irregular motion, leading to unwanted noise and vibration that can affect the performance, comfort, and efficiency of the machinery or equipment. Proper alignment promotes smoother and quieter operation.
- Improved Efficiency: When track bearings are correctly aligned, the machinery or equipment experiences reduced resistance and improved efficiency. Misalignment can result in energy losses, increased power consumption, and decreased overall efficiency. Proper alignment ensures optimal power transfer and minimizes energy wastage.
It is important to follow the manufacturer’s guidelines and recommendations for the specific track bearings being installed. Proper installation techniques, including accurate positioning, secure fastening, and appropriate alignment, contribute to the optimal performance, reliability, and longevity of track bearings in various applications.
How do track bearings enhance the overall efficiency and functionality of linear motion systems?
Track bearings play a crucial role in enhancing the overall efficiency and functionality of linear motion systems. They offer several benefits that contribute to improved performance, increased reliability, and enhanced functionality. Here’s a detailed explanation:
- Reduced Friction: Track bearings are designed to minimize friction between moving components, allowing for smoother and more efficient linear motion. By reducing friction, they help to optimize the efficiency of the system, reducing energy consumption and minimizing wear on the components.
- Precision and Stability: Track bearings provide precise guidance and stability to the linear motion system. They ensure accurate and repeatable motion along the intended path, allowing for precise positioning and control. This is particularly important in applications that require high accuracy, such as CNC machines, robotics, and automated assembly lines.
- Load Distribution: Track bearings distribute the load evenly along their length, allowing for efficient load transfer and reducing the concentration of forces on specific components. This helps to prevent excessive wear, deformation, and premature failure of the system, improving overall reliability and longevity.
- Handling Heavy Loads: Track bearings are specifically designed to handle heavy loads in linear motion systems. They offer high load capacities and robust construction, enabling them to support and move heavy objects with ease. This capability is essential in industries such as material handling, construction, and transportation.
- Smooth and Quiet Operation: Track bearings are engineered to provide smooth and quiet operation, minimizing noise and vibrations in the linear motion system. This is especially important in applications where noise reduction and comfort are critical, such as in medical equipment, office automation, and consumer electronics.
- Versatility and Adaptability: Track bearings come in various designs, sizes, and configurations to accommodate different linear motion system requirements. They can be easily integrated into existing systems or customized to fit specific applications. This versatility allows for greater flexibility and adaptability in designing and implementing linear motion solutions.
- Maintenance and Serviceability: Track bearings are designed for ease of maintenance and serviceability. They often feature removable components, such as seals or shields, that allow for inspection, cleaning, and lubrication. This simplifies maintenance tasks and reduces downtime, contributing to improved overall system efficiency and uptime.
By incorporating track bearings into linear motion systems, industries can benefit from increased efficiency, improved performance, and enhanced functionality. Whether it’s achieving precise positioning, handling heavy loads, reducing friction, or ensuring smooth operation, track bearings play a vital role in optimizing the overall efficiency and functionality of linear motion systems.
What are track bearings, and how are they used in various applications?
Track bearings, also known as track rollers or track follower bearings, are specialized rolling bearings designed to operate in track-based systems. They are used in various applications that require guided linear or rotational motion. Let’s explore in detail the characteristics of track bearings and their common applications:
- Design and Construction: Track bearings typically consist of an outer ring, an inner ring, a set of rolling elements (such as rollers or needles), and a cage that holds the rolling elements together. The outer ring features a track or guide surface, while the inner ring is mounted on a shaft or stud. The rolling elements facilitate smooth rolling motion along the track, allowing for linear or rotational movement.
- Guided Motion: Track bearings are primarily used to provide guided motion in applications where components need to move along a defined path or track. The outer ring’s track surface interfaces with the track or guide rail, ensuring precise and controlled motion. This guided motion is crucial in various applications such as material handling systems, conveyors, cam mechanisms, and automated machinery.
- Load Support: Track bearings are designed to support and distribute loads, both radial and axial, in track-based systems. They can handle substantial loads while maintaining smooth motion and minimizing friction. The load-carrying capacity of track bearings makes them suitable for applications involving heavy loads, such as construction equipment, agricultural machinery, and industrial automation systems.
- Multiple Types: Track bearings come in various types to suit different application requirements. Some common types include yoke type track rollers, stud type track rollers, and cam followers. Yoke type track rollers have thick outer rings and can withstand high radial loads. Stud type track rollers have a stud instead of an inner ring and are suitable for applications with limited space. Cam followers have a stud with a built-in roller and are commonly used in cam-driven systems.
- Sealing and Contamination Protection: In many applications, track bearings are exposed to harsh environments and contaminants. To ensure reliable operation, track bearings often incorporate sealing arrangements or protective coatings. These features help prevent the ingress of dust, dirt, moisture, or other contaminants, prolonging the bearing’s service life and reducing the risk of premature failure.
- Various Applications: Track bearings find applications in a wide range of industries and systems. Some common applications include:
- Material Handling Systems: Track bearings are used in conveyors, roller tracks, and overhead cranes to facilitate smooth and guided movement of materials.
- Automated Machinery: Track bearings are employed in automated machines and robotic systems for precise motion control and positioning.
- Cam Mechanisms: Track bearings are utilized in cam-driven systems, where they follow the profile of the cam and translate the rotary motion into linear or oscillating motion.
- Construction Equipment: Track bearings are found in construction machinery, such as excavators, bulldozers, and compactors, to support the tracks or guide wheels.
- Agricultural Machinery: Track bearings are used in agricultural equipment, including tractors, combines, and harvesters, to support the tracks or guide wheels and provide reliable movement.
- Printing and Packaging Machinery: Track bearings are employed in printing presses, packaging machines, and labeling systems to ensure precise and guided movement of the printing heads, packaging materials, or labels.
In summary, track bearings are specialized rolling bearings designed for guided linear or rotational motion along a track or guide rail. They provide precise motion control, support substantial loads, and find applications in various industries such as material handling, automation, construction, agriculture, printing, and packaging. With their ability to facilitate guided motion and handle significant loads, track bearings contribute to the smooth and reliable operation of track-based systems in a wide range of applications.
editor by CX 2024-02-29