| | 30304 is Nachi single-row Tapered roller bearing can support a combined radial and axial load, the cage is Chrome Steel, 30304 inner diameter is 20mm, 30304 outer diameter is 52mm and 30304 width is 16mm. - Item: 30304 Nachi Ball Bearing
- Type: Nachi Tapered Roller Ball Bearing
- Cage: Chrome Steel
- Dimensions: 20mm x 52mm x 16mm/Metric
- ID (inner diameter)/Bore: 20mm
- OD (outer diameter): 52mm
- Width/Height/thickness: 16mm
- Size: 20 x 52 x 16 mm
- Quantity: One Bearing
- Dynamic load rating Cr: 36,400 N
- Static load rating Cor: 35,200 N
- Limiting Speed:
- Grease Lubrication: 8,300 RPM
- Oil Lubrication: 11,000 RPM
- Made in Japan
| Dimensions(mm) | | d | D | B | T | c | r | a | | 20 | 52 | 16 | 16.5 | 13 | 1.5~2.3 | 3 | |