| NSK NSK63304DDU Bearing Details: | ||||||||||||||||||
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| NSK NSK63304DDU Bearing Bearing Size and Drawing: | ||||||||||||||||||
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| Model | Inner Diameter d(mm) | Outer Diameter D(mm) | thickness B(mm) | Brand | Type | 
| KOYO 5304 Z Bearing | 20 | 52 | 22.2 | KOYO | Angular Contact Ball Bearings | 
| TBS 3304A-2RS1/MT3 Bearing | 20 | 52 | 22.2 | TBS | Angular Contact Ball Bearings | 
| TBS 5304 A-2Z* Bearing | 20 | 52 | 22.2 | TBS | Angular Contact Ball Bearings | 
| KOYO 3304A-RS Bearing | 20 | 52 | 22.2 | KOYO | Angular Contact Ball Bearings | 
| TBS *3304A-2RS1 Bearing | 20 | 52 | 22.2 | TBS | Angular Contact Ball Bearings | 
| TBS 3304 A-2RS1 TN9/ Bearing | 20 | 52 | 22.2 | TBS | Angular Contact Ball Bearings | 
| TBS 3304ATN9 Bearing | 20 | 52 | 22.2 | TBS | Angular Contact Ball Bearings | 
| STEYR 3304 Bearing | 20 | 52 | 22.2 | STEYR | Angular Contact Ball Bearings | 
| KOYO 3304A-Z Bearing | 20 | 52 | 22.2 | KOYO | Angular Contact Ball Bearings | 
| MRC 3304 A-2Z Bearing | 20 | 52 | 22.2 | MRC | Angular Contact Ball Bearings | 
