Needle Roller Bearing with Inner Ring NA4904 open 20x37x17 mm
Item number: NA4904
Item features:
The needle bearing NA4904 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): | 20 |
Outside Ø (mm): | 37 |
Width (mm): | 17 |
Tolerance for inside-Ø (mm): | 0/-0,01 |
Tolerance for outside-Ø (mm): | 0/-0,011 |
Tolerance for width (mm): | 0/-0,12 |
Inner Ring: | yes |
Seal: | open |
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: | +120°C |
min. Operating Temperature: | -40°C |
Magnetic: | yes |
Norm: | DIN 617 |
Item weight: | 80 g |
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: open (without seal); for higher speeds than with sealed ball bearings and easy relubrication
- 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.