| SKF 1204K+H204 Bearing | 20 | 52 | 15 | SKF | Self-aligning Ball Bearings | 
    | NSK NU304E Bearing | 20 | 52 | 15 | NSK | Cylindrical Roller Bearings | 
    | NSK NSK7304BYG Bearing | 20 | 52 | 15 | NSK | Angular Contact Ball Bearings | 
    | NACHI 6304-2Z Bearing | 20 | 52 | 15 | NACHI | Deep Groove Ball Bearings | 
    | SKF NUP304E Bearing | 20 | 52 | 15 | SKF | Cylindrical Roller Bearings | 
    | NSK 6304N Bearing | 20 | 52 | 15 | NSK | Deep Groove Ball Bearings | 
    | NSK 1304K Bearing | 20 | 52 | 15 | NSK | Self-aligning Ball Bearings | 
    | KOYO 7304AC Bearing | 20 | 52 | 15 | KOYO | Angular Contact Ball Bearings | 
    | STEYR 1204K+H204 Bearing | 20 | 52 | 15 | STEYR | Self-aligning Ball Bearings | 
    | MRC 7304AC Bearing | 20 | 52 | 15 | MRC | Angular Contact Ball Bearings |