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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

 

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Cage: With Cage
Rows Number: Steel, Nylon, Brass
Load Direction: Radial Bearing
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

track bearing

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.

track bearing

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.

track bearing

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.

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 qualityChina 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
editor by CX 2024-04-10