| NSK 21309 CCK Bearing Details: | ||||||||||||||||||
	
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| NSK 21309 CCK Bearing Bearing Size and Drawing: | ||||||||||||||||||
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| Model | Inner Diameter d(mm)  | Outer Diameter D(mm)  | thickness B(mm)  | Brand | Type | 
| KOYO NU 309 Bearing | 45 | 100 | 25 | KOYO | Cylindrical Roller Bearings | 
| TBS NUP 309 E CML* Bearing | 45 | 100 | 25 | TBS | Cylindrical Roller Bearings | 
| FAG 31309 Bearing | 45 | 100 | 25 | FAG | Tapered Roller Bearings | 
| STEYR NUP 309 E Bearing | 45 | 100 | 25 | STEYR | Cylindrical Roller Bearings | 
| TBS 7309 BEC BJ Bearing | 45 | 100 | 25 | TBS | Angular Contact Ball Bearings | 
| KOYO NJ309+HJ309 Bearing | 45 | 100 | 25 | KOYO | Cylindrical Roller Bearings | 
| SNR 30309 Bearing | 45 | 100 | 25 | SNR | Tapered Roller Bearings | 
| NACHI N309 Bearing | 45 | 100 | 25 | NACHI | Cylindrical Roller Bearings | 
| MRC 6309-RS Bearing | 45 | 100 | 25 | MRC | Deep Groove Ball Bearings | 
| STEYR 1309 K Bearing | 45 | 100 | 25 | STEYR | Self-aligning Ball Bearings |