We introduce you to the KOYO 30311JR models bearing the relevant parameters, including the model, size, drawings and other models of the same size, if you have any do not understand or want to learn more parameters or would like to inquire about KOYO 30311JR, please contact us:
admin@tradebearings.com
| KOYO 30311JR Bearing Details： |
| Bearing Name | 30311JR |
| New Model | 30311JR |
| Old Model | 7311E bearing |
| product Model | 30311JR |
| Category | Tapered Roller Bearings |
| Brand | KOYO Bearing |
| Inner Diameter d ( mm ) | 55 |
| Outer Diameter D ( mm ) | 120 |
| Thickness B ( mm ) | 31.5 |
|
| KOYO 30311JR Bearing Bearing Size and Drawing： |
 |
KOYO 30311JR Bearing With size alternative model
| Model | Inner Diameter
d(mm) | Outer Diameter
D(mm) | thickness
B(mm) | Brand | Type |
| KOYO 30311 D JR Bearing | 55 | 120 | 31.5 | KOYO | Tapered Roller Bearings |
| KOYO 30311JR Bearing | 55 | 120 | 31.5 | KOYO | Tapered Roller Bearings |
| CHINA 30311 Bearing | 55 | 120 | 31.5 | CHINA | Tapered Roller Bearings |
| KOYO 31311 Bearing | 55 | 120 | 31.5 | KOYO | Tapered Roller Bearings |
| KOYO 30311DJR Bearing | 55 | 120 | 31.5 | KOYO | Tapered Roller Bearings |
| NSK NSK30311J2/Q Bearing | 55 | 120 | 31.5 | NSK | Tapered Roller Bearings |
| FAG 31311 Bearing | 55 | 120 | 31.5 | FAG | Tapered Roller Bearings |
| TBS 31311J2/QCL7C Bearing | 55 | 120 | 31.5 | TBS | Tapered Roller Bearings |
| TBS 30311 J2/Q Bearing | 55 | 120 | 31.5 | TBS | Tapered Roller Bearings |
| TBS 31311 J2/QCL7C Bearing | 55 | 120 | 31.5 | TBS | Tapered Roller Bearings |
We export high quantities KOYO 30311JR Bearing and relative products, we have huge stocks for KOYO 30311JR Bearing and relative items, we supply high quality KOYO 30311JR 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 KOYO 30311JR Bearing,plz email us
admin@tradebearings.com 
What are the structural components and design advantages of tapered roller bearings?
Tapered roller bearings consist of an inner ring, an outer ring, tapered rollers, and a cage. The rollers and raceways have a tapered design, with the extensions of all the tapered surfaces converging on the bearing axis. They offer advantages such as the ability to simultaneously withstand radial and unidirectional axial loads, high load capacity, good rigidity, adjustable clearance, and are typically used in pairs.
What are the advantages of tapered roller bearings compared to other similar bearings?
Compared to cylindrical roller bearings, tapered roller bearings can withstand larger axial loads and have a higher load capacity. Compared to angular contact ball bearings, their radial and axial load capacities are significantly higher, making them more suitable for heavy-duty impact conditions. Compared to thrust bearings, they can simultaneously withstand combined radial and axial loads, have a more compact structure, and do not require additional radial bearings.
What are the applicable occasions and typical applications of tapered roller bearings?
These bearings are suitable for heavy-duty, impact-prone mechanical applications requiring precise positioning and adjustable clearance. Typical applications include automotive wheel hubs, gearboxes, rolling mill roll necks, machine tool spindles, engineering machinery drive axles, railway vehicle axles, and mining crushing equipment.
