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| TBS QJ311N2MA* Bearing Details： |
| Bearing Name | QJ311N2MA* |
| New Model | QJ311N2MA* |
| Old Model | bearing |
| product Model | QJ311N2MA* |
| Category | Angular Contact Ball Bearings |
| Brand | TBS Bearing |
| Inner Diameter d ( mm ) | 55 |
| Outer Diameter D ( mm ) | 120 |
| Thickness B ( mm ) | 29 |
|
| TBS QJ311N2MA* Bearing Bearing Size and Drawing： |
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TBS QJ311N2MA* Bearing With size alternative model
| Model | Inner Diameter
d(mm) | Outer Diameter
D(mm) | thickness
B(mm) | Brand | Type |
| KOYO 21311 CCK Bearing | 55 | 120 | 29 | KOYO | Spherical Roller Bearings |
| AET NU 311 Bearing | 55 | 120 | 29 | AET | Cylindrical Roller Bearings |
| NSK 21311CC Bearing | 55 | 120 | 29 | NSK | Spherical Roller Bearings |
| KOYO NUP 311 Bearing | 55 | 120 | 29 | KOYO | Cylindrical Roller Bearings |
| ZKL NU311 Bearing | 55 | 120 | 29 | ZKL | Cylindrical Roller Bearings |
| MRC NJ311 Bearing | 55 | 120 | 29 | MRC | Cylindrical Roller Bearings |
| KOYO 6311 2RU Bearing | 55 | 120 | 29 | KOYO | Deep Groove Ball Bearings |
| NTN 6311-2Z Bearing | 55 | 120 | 29 | NTN | Deep Groove Ball Bearings |
| NSK 1311K Bearing | 55 | 120 | 29 | NSK | Self-aligning Ball Bearings |
| NSK N 311 Bearing | 55 | 120 | 29 | NSK | Cylindrical Roller Bearings |
We export high quantities TBS QJ311N2MA* Bearing and relative products, we have huge stocks for TBS QJ311N2MA* Bearing and relative items, we supply high quality TBS QJ311N2MA* Bearing with reasonbable price or we produce the bearings along with the technical data or relative drawings, It's priority to us to supply best service to our clients. If you are interested in TBS QJ311N2MA* Bearing,plz email us
admin@tradebearings.com 
What are the structural components and design advantages of angular contact ball bearings?
Angular contact ball bearings consist of an inner ring, outer ring, steel balls, and a cage. The raceways of the raceways are designed with a contact angle (typically 15°, 25°, or 40°) between the bearing rings and the steel balls. They offer advantages such as the ability to simultaneously withstand radial and unidirectional axial loads, high limiting speed, high precision, good rigidity, and the ability to withstand bidirectional axial loads when installed in pairs.
What are the advantages of angular contact ball bearings compared to other similar bearings?
Compared to deep groove ball bearings, angular contact ball bearings have a higher axial load capacity and higher rigidity, making them suitable for precision positioning applications. Compared to tapered roller bearings, they have a higher limiting speed and lower friction, making them more suitable for high-speed operation. Compared to thrust ball bearings, they can simultaneously withstand combined radial and axial loads, and when used in pairs, they maintain high rigidity under bidirectional axial loads without the need for additional radial bearings.
What are the applicable applications and typical uses of angular contact ball bearings?
These bearings are suitable for high-speed, high-rigidity mechanical applications requiring precise positioning and subjected to combined loads. Typical applications include machine tool spindles, automobile wheel hubs, centrifugal pumps, high-speed electric spindles, industrial robot joints, aero-engine spindles, and precision instrument turntables.
