| Bearing number |
NK 47/20 |
| Size (mm) |
57x47x20 |
| Bore Diameter (mm) |
57 |
| Outer Diameter (mm) |
47 |
| Width (mm) |
20 |
| Fw |
47 mm |
| D |
57 mm |
| C |
20 mm |
| r1,2 - min. |
0.3 mm |
| Da - max. |
55 mm |
| ra - max. |
0.3 mm |
| Basic dynamic load rating - C |
29.2 kN |
| Basic static load rating - C0 |
61 kN |
| Fatigue load limit - Pu |
7.6 kN |
| Reference speed |
8500 r/min |
| Limiting speed |
10000 r/min |
| Category |
Roller Bearings |
| Inventory |
0.0 |
| Minimum Buy Quantity |
N/A |
| Weight / Kilogram |
0.108 |
| Product Group |
B04144 |
| r1,2 min. |
0.3 mm |
| Da max. |
55 mm |
| ra max. |
0.3 mm |
| Basic dynamic load rating C |
29.2 kN |
| Basic static load rating C0 |
61 kN |
| Fatigue load limit Pu |
7.65 kN |
| Mass bearing |
0.095 kg |