The most widely used bearing type. Versatile, robust, and capable of operating at high speeds. Accommodates radial and moderate axial loads in both directions.
| Designation | Bore (d) | Outer (D) | Width (B) |
|---|---|---|---|
| 6000 | 10 | 26 | 8 |
| 6001 | 12 | 28 | 8 |
| 6002 | 15 | 32 | 9 |
| 6003 | 17 | 35 | 10 |
| 6004 | 20 | 42 | 12 |
Designed with conical rollers to handle combined radial and thrust loads simultaneously. Often mounted in pairs to manage axial loads in both directions.
| Designation | Bore (d) | Outer (D) | Width (B) |
|---|---|---|---|
| 30202 | 15 | 42 | 14.25 |
| 30203 | 17 | 47 | 15.25 |
| 30204 | 20 | 52 | 16.25 |
| 30205 | 25 | 62 | 18.25 |
Uses cylinders rather than balls, providing a larger contact area. Excellent for very heavy radial loads and high speeds, but poor for axial loads.
| Designation | Bore (d) | Outer (D) | Width (B) |
|---|---|---|---|
| NU204 | 20 | 47 | 14 |
| NU205 | 25 | 52 | 15 |
| NU206 | 30 | 62 | 16 |
| NU207 | 35 | 72 | 17 |