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1.Structure and Function of Thrust Roller Bearings
2.Characteristics of thrust roller bearings
3.Thrust Roller Bearing Size Chart
An Overview
Thrust roller bearings (aka Needle roller thrust bearings) are a specialized type of bearing primarily designed to withstand axial loads and efficiently transmit and support axial forces between the shaft and the bearing housing. They typically consist of one or more needle rollers (cylindrical rollers with a needle-like shape) and one or more retainers.
Needle rollers are slender, cylindrical components with a relatively small diameter that matches the inner diameter of the bearing. The length of needle rollers is typically much greater than their diameter, enabling them to effectively withstand axial loads. Due to their small diameter, the overall size of the bearing is relatively small, making it well-suited for installation in machinery with limited space.
The purpose of the retainer is to maintain the spacing between the needle rollers, ensuring their even distribution and preventing mutual collision. Retainers can be made of metal, plastic, or other wear-resistant materials to provide proper support and axial guidance.
It is important to note that thrust roller bearings are primarily designed to handle axial loads and have relatively lower capacity for radial loads. If both radial and axial loads need to be accommodated, it may be necessary to use other types of bearings or combine different types of bearings to meet the required support.
In summary, thrust roller bearings are specialized bearings used for bearing axial loads. They have a compact structure and provide efficient axial support within limited space.
- High load-carrying capacity: Due to the design of the needle rollers, thrust roller bearings can withstand relatively large axial loads.
- Compact structure: Thrust roller bearings have a compact structure and small volume, saving installation space.
Due to these advantages, thrust roller bearings are widely used in various machinery and equipment, including automobiles, motorcycles, and agricultural machinery, especially in applications where axial loads need to be accommodated and space is limited.
It is important to note that thrust roller bearings are primarily designed to handle axial loads, and their capacity for radial loads is relatively lower. If both radial and axial loads need to be accommodated, it may be necessary to use other types of bearings or combine different types of bearings to meet the requirements.
In conclusion, thrust roller bearings are specialized bearings designed to bear axial loads, offering advantages such as high load-carrying capacity, compact structure, and suitability for high-speed operation. They play a crucial role in various machinery, particularly in applications where axial loads need to be accommodated within limited space.
Thrust Roller Bearings are common types of thrust bearings used to withstand axial or thrust loads.
Thrust Roller Bearings are bearings that use rollers as rolling elements. Depending on the shape of the rollers, thrust roller bearings can be further classified into Thrust Needle Bearings and Thrust Cylindrical Bearings. Thrust Roller Bearings utilize elongated needle rollers, while thrust cylindrical bearings use cylindrical rollers.
| Thrust Roller Bearing Size Chart | |||||
|---|---|---|---|---|---|
|
Bearing No. |
Bearing No. (Thrust bearings plate) |
Bearing No. (Bearings plate) |
Dc1(mm) |
Dc(mm) |
DW(mm) |
| AXK 0414TN | AS 0414 | - | 4 | 14 | 2 |
| AXK 0515TN | AS 0515 | - | 5 | 15 | 2 |
| AXK 0619TN | AS 0619 | LS 0619 | 6 | 19 | 2 |
| AXK 0821TN | AS 0821 | LS 0821 | 8 | 21 | 2 |
| AXK 1024 | AS 1024 | LS 1024 | 10 | 24 | 2 |
| AXK 1226 | AS 1226 | LS 1226 | 12 | 26 | 2 |
| AXK 1528 | AS 1528 | LS 1528 | 15 | 28 | 2 |
| AXK 1730 | AS 1730 | LS 1730 | 17 | 30 | 2 |
| AXK 2035 | AS 2035 | LS 2035 | 20 | 35 | 2 |
| AXK 2542 | AS 2542 | LS 2542 | 25 | 42 | 2 |
| AXK 3047 | AS 3047 | LS 3047 | 30 | 47 | 2 |
| AXK 3552 | AS 3552 | LS 3552 | 35 | 52 | 2 |
| AXK 4060 | AS 4060 | LS 4060 | 40 | 60 | 3 |
| AXK 4565 | AS 4565 | LS 4565 | 45 | 65 | 3 |
| AXK 5070 | AS 5070 | LS 5070 | 50 | 70 | 3 |
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