Cross Section View
Deep Groove Ball Bearing
The most widely used bearing type. Versatile, robust, and capable of operating at high speeds. Accommodates radial and moderate axial loads in both directions.
Radial Load
High
Axial Load
Moderate
Dimensional Specifications (mm)
6000 Series| 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 |
Cross Section View
Tapered Roller Bearing
Designed with conical rollers to handle combined radial and thrust loads simultaneously. Often mounted in pairs to manage axial loads in both directions.
Radial Load
Very High
Axial Load
High (One Direction)
Dimensional Specifications (mm)
30000 Series| 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 |
Cross Section View
Cylindrical Roller Bearing
Uses cylinders rather than balls, providing a larger contact area. Excellent for very heavy radial loads and high speeds, but poor for axial loads.
Radial Load
Extreme
Axial Load
None / Very Low
Dimensional Specifications (mm)
N / NU Series| Designation | Bore (d) | Outer (D) | Width (B) |
|---|---|---|---|
| NU204 | 20 | 47 | 14 |
| NU205 | 25 | 52 | 15 |
| NU206 | 30 | 62 | 16 |
| NU207 | 35 | 72 | 17 |