| FAG 1304 Bearing | 20 | 52 | 15 | FAG | Self-aligning Ball Bearings |
| SKF 7304 BEC BM Bearing | 20 | 52 | 15 | SKF | Angular Contact Ball Bearings |
| NACHI 7304C Bearing | 20 | 52 | 15 | NACHI | Angular Contact Ball Bearings |
| SNR 6304-Z Bearing | 20 | 52 | 15 | SNR | Deep Groove Ball Bearings |
| KOYO 1304 Bearing | 20 | 52 | 15 | KOYO | Self-aligning Ball Bearings |
| KOYO NJ304+HJ304 Bearing | 20 | 52 | 15 | KOYO | Cylindrical Roller Bearings |
| KOYO 6304 BI Bearing | 20 | 52 | 15 | KOYO | Angular Contact Ball Bearings |
| STEYR 1204 K+H 204 Bearing | 20 | 52 | 15 | STEYR | Self-aligning Ball Bearings |
| SKF 1204 K+H 204 Bearing | 20 | 52 | 15 | SKF | Self-aligning Ball Bearings |
| FAG NJ 304 E Bearing | 20 | 52 | 15 | FAG | Cylindrical Roller Bearings |