| Bearing number |
NJ420 |
| Size (mm) |
100x250x58 |
| Bore Diameter (mm) |
100 |
| Outer Diameter (mm) |
250 |
| Width (mm) |
58 |
| d |
100 mm |
| Fw |
139 mm |
| D |
250 mm |
| B |
58 mm |
| C |
58 mm |
| r min. |
4 mm |
| r1 min. |
4 mm |
| Weight |
14.0 Kg |
| Basic dynamic load rating (C) |
458 kN |
| Basic static load rating (C0) |
498 kN |
| (Grease) Lubrication Speed |
2500 r/min |
| Bearing No. |
NJ420 |
| r(min) |
4 |
| r1(min) |
4 |
| Cr |
560 |
| C0r |
498 |
| Cu |
67.3 |
| Grease lub. |
2500 |
| Oil lub. |
3300 |
| Ew |
- |
| d1 |
- |
| B1 |
- |
| B2 |
- |
| da(min) |
- |
| db(min) |
116 |
| db(max) |
137 |
| dc(min) |
- |
| dd(min) |
- |
| Da(max) |
234 |
| Db(max) |
- |
| Db(min) |
- |
| ra(max) |
3 |
| rb(max) |
3 |
| (Refer.)Mass(kg) |
14.2 |