China factory Ll97 Track Roller Bearing Tapered Roller Bearing 30314 30315 30316 30317 30318 30319 bearing assembly

Product Description

Product Description

Bearing No. Shape Dimension Max Speed
rpm
Mass
d D T B C R r Grease Oil
mm mm mm mm mm mm mm Kg
L68149/11 34.988 59.974 15.875 16.764 11.938 special 1.3 6100 7000 0.18
L68149/10 35 59.131 15.875 16.764 11.938 special 1.3 6000 8000 0.165
JL26749/10 31.87 53 14.5 15 11.5 3 1.5 6900 8800 0.13
JL69349/10 38 63 17 17 13.5 special 1.3 5700 7200 0.19
JL69345E/10 38 63 17 19 13.5 special 1.3 5700 7200 0.21
LM157149/10 45.242 73.431 19.558 19.812 15.748 3.5 0.8 4700 6400 0.308
LM29748/10 38.1 65.088 18.034 18.288 13.97 special 1.3 5500 7100 0.22
JLM104948/10 50 82 21.5 21.5 17 3 0.5 4400 5500 0.41
LM501349/10 41.275 73.431 19.588 19.812 14.732 3.5 0.8 4900 6700 0.328
L521949/10 107.95 146.05 21.433 21.433 16,67 1.5 1.5 2200 3000 0.965
15123/15245 31.75 62 18.161 19.05 17 special 1.3 6000 8000 0.235
5718/9720E 50.5 90 20.75 20 14.732 1.5 special 4200 5400 0.347
31594/31520 34.925 76.2 29.37 28.575 16.67 1.5 3.3 5200 6600 0.62
2788/2720 38.1 76.2 23.812 25.654 19.05 3.5 3.3 5000 6700 0.495
2580/2520 31.75 66.421 25.4 25.357 20.638 8 3.3 6100 7500 0.39
25580/20 44.45 82.931 23.812 25.4 1.905 3.5 0.8 4500 6000 0.555
639297 28 57.15 17.462 17.5 13.5 2.3 1.5 6800 8300 0.205
639154 25.995 57.15 17.462 17.5 13.5 2.3 1.5 6900 8800 0.22
439793 35 59.975 15.975 18.455 11.906 2 1.5 6800 8600 0.183

Company Profile

 

Packaging & Shipping

FAQ

 

1.What is the minimum order quantity for this product?
Can be negotiated, we will try our best to meet customer needs.Our company is mainly based on wholesale sales, most customers’orders are more than 1 ton.

2.What is your latest delivery time?
Most orders will be shipped within 3-5 days of payment being received.

3.Does your company have quality assurance?
Yes, for 2 years.

4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.

5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required by customers for customs clearance or sales. 100% after-sales service.

6.Which payment method does your company support?
Do our best to meet customer needs, negotiable.

7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number, account or account, we will contact you as soon as possible and provide the detailed information you need.

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Brand: Koyo, Timken NSK NTN .
Precision: Z1V1 Z2V2 Z3V3
Cage: Steel, Nylon, Brass
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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

track bearing

What are the considerations for selecting the right track bearings for a particular application?

Selecting the right track bearings for a particular application requires careful consideration of various factors to ensure optimal performance, reliability, and longevity. Here are the key considerations to keep in mind:

  • Load Requirements: Assess the expected load conditions in the application. Consider both the static and dynamic loads that the track bearings will need to support. Determine the maximum load capacity required to ensure that the selected bearings can handle the anticipated loads without premature failure or excessive wear.
  • Speed and Acceleration: Evaluate the speed and acceleration requirements of the application. Higher speeds and rapid accelerations can impose additional stresses on the track bearings. Choose bearings with suitable speed and acceleration ratings to ensure they can operate effectively within the desired range without compromising performance or causing premature wear.
  • Environmental Factors: Consider the operating environment of the application. Evaluate factors such as temperature extremes, moisture, dust, chemicals, and potential exposure to corrosive substances. Select track bearings that are designed to withstand the specific environmental conditions to ensure optimal performance and longevity.
  • Track and Rail Compatibility: Assess the compatibility of the track bearings with the existing track or rail system. Consider factors such as track geometry, dimensional requirements, and mounting options. Ensure that the selected bearings are suitable for the specific track or rail design to facilitate proper installation, alignment, and smooth operation.
  • Maintenance and Lubrication: Evaluate the maintenance and lubrication requirements of the track bearings. Consider factors such as the need for regular maintenance, lubrication intervals, and the availability of suitable lubricants. Choose bearings that align with the desired maintenance practices and provide appropriate lubrication options based on the application’s operational demands.
  • Expected Lifespan and Reliability: Determine the desired lifespan and reliability expectations for the track bearings. Consider factors such as the projected operating hours, duty cycles, and the criticality of the application. Select bearings from reputable manufacturers known for producing high-quality, reliable products that align with the expected lifespan and reliability requirements.
  • Cost Considerations: Evaluate the cost-effectiveness of the track bearings. Consider the initial purchase cost as well as the long-term costs associated with maintenance, replacement, and potential downtime. Strive for a balance between the upfront investment and the overall value provided by the bearings in terms of performance, reliability, and longevity.

It is essential to consult with bearing manufacturers or industry experts who can provide guidance and recommendations based on the specific application requirements. By considering these factors and seeking expert advice, you can select the right track bearings that best meet the needs of your particular application.

track bearing

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.

track bearing

How do track bearings compare to other types of bearings like ball bearings or roller bearings?

Track bearings, ball bearings, and roller bearings are all types of rolling bearings used in various applications. Let’s compare track bearings to ball bearings and roller bearings to understand their similarities and differences:

  • Design and Construction: Track bearings, ball bearings, and roller bearings have different designs and constructions. Track bearings, also known as track rollers or track follower bearings, are designed specifically for guided linear or rotational motion along a track or guide rail. They feature an outer ring with a track surface, an inner ring, rolling elements (such as rollers or needles), and a cage. Ball bearings, on the other hand, have spherical rolling elements (balls) sandwiched between inner and outer rings. Roller bearings, as the name suggests, have cylindrical or tapered rolling elements (rollers) between inner and outer rings.
  • Motion and Load Handling: Track bearings are primarily used for guided motion in track-based systems, while ball bearings and roller bearings are used for general rotational or linear motion. Track bearings are designed to support both radial and axial loads and provide smooth and controlled motion along the track. Ball bearings and roller bearings are also capable of supporting radial and axial loads but are typically used in applications where the motion is not constrained to a specific track or guide rail. Roller bearings, with their larger contact area and higher load-carrying capacity, are often preferred for applications with higher loads.
  • Applications: Track bearings are commonly used in applications such as material handling systems, conveyors, cam mechanisms, automated machinery, construction equipment, and agricultural machinery, where guided motion along a track or rail is required. Ball bearings and roller bearings find applications in a wide range of industries and systems, including electric motors, pumps, automotive applications, industrial machinery, and appliances.
  • Friction and Efficiency: Track bearings, ball bearings, and roller bearings all aim to minimize friction and ensure efficient operation. However, due to their different designs and contact surfaces, they exhibit varying levels of friction. Ball bearings typically have lower friction due to point contact between the balls and the raceways. Roller bearings, especially tapered roller bearings, distribute the load over a larger contact area, resulting in slightly higher friction compared to ball bearings. Track bearings, with their track interface, may have slightly higher friction compared to ball bearings or roller bearings due to the rolling elements’ contact with the track surface.
  • Installation and Maintenance: Track bearings, ball bearings, and roller bearings require proper installation and maintenance for optimal performance and longevity. However, track bearings may require additional attention during installation as they need to be properly aligned with the track or guide rail. Regular lubrication and periodic inspection are essential for all types of bearings to ensure smooth operation and prevent premature failure.

In summary, track bearings, ball bearings, and roller bearings have distinct designs and applications. Track bearings are specialized for guided motion along a track or rail, while ball bearings and roller bearings are more versatile and used in a wide range of rotational or linear motion applications. Each type of bearing has its advantages and considerations in terms of load handling, friction, efficiency, and installation requirements. Selecting the appropriate bearing type depends on the specific application requirements, load conditions, motion characteristics, and environmental factors.

China factory Ll97 Track Roller Bearing Tapered Roller Bearing 30314 30315 30316 30317 30318 30319   bearing assemblyChina factory Ll97 Track Roller Bearing Tapered Roller Bearing 30314 30315 30316 30317 30318 30319   bearing assembly
editor by CX 2024-02-22

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