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Needle Roller Bearing with Inner Ring NA4909 2RS 45x68x23 mm
Item number:
NA4909-2RS
Item features:
The needle bearing NA4909-2RS has thin cylinders as rolling elements and can absorb high radial forces with its massive bearing rings. It is suitable for space-saving installation. Main dimensions according to DIN 617.
Technical ScribbleZoomable
Technical Data
| Inside Ø (mm): | 45 |
| Outside Ø (mm): | 68 |
| Width (mm): | 23 |
| Tolerance for inside-Ø (mm): | 0/-0,012 |
| Tolerance for outside-Ø (mm): | 0/-0,013 |
| Tolerance for width (mm): | 0/-0,12 |
| Inner Ring: | yes |
| Seal: | 2RS |
| Ring Material: | Rolling Bearing Steel |
| Rolling Element Material: | Rolling Bearing Steel |
| Cage Material: | Sheet Steel |
| Type of lubrication: | oiled |
| Internal Clearance: | CN (Standard) |
| max. Operating Temperature: | +100°C (briefly up to +120°C) |
| min. Operating Temperature: | -40°C |
| Magnetic: | yes |
| Norm: | DIN 617 |
| Item weight: | 0,29 kg |
Features
- it consists of a machined massive outer ring with rib, a needle roller and cage assembly and a separable inner ring
- suitable for high radial load capacities
- seal: contact lip seal on both sides made of rubber (2RS) for high sealing effect
- If you need this bearing in RS design with only one seal and one open side, you can simply remove one of the two seals: to the instructions
- can be used if the surface of the shaft is not suitable as a raceway
- In addition to this article, we can also offer bearings of the brands FAG, KOYO, NSK, SKF, SNR, etc. on request.