Bearing NJ2309E CYSD NJ2309E CYSD bearing Size Chart (mm/inches) |
|---|
| Series | 30309M |
| Cone Part Number | X30309M |
| Design Units | METRIC |
| Cage Type | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 50500 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 13100 lbf |
| d | 45.000 mm |
| B - Cone Width | 25.000 mm |
| WPD | 90.9 mm |
| DD | 82.9 mm |
| R - Cone Backface To Clear Radius3 | 2.030 mm |
| da - Cone Frontface Backing Diameter | 56 mm |
| db - Cone Backface Backing Diameter | 59 mm |
| Ab - Cage-Cone Frontface Clearance | 4.3 mm |
| Aa - Cage-Cone Backface Clearance | 0.3 mm |
| a - Effective Center Location4 | -6.1 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 33500 N |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 129000 N |
| C0 - Static Radial Rating | 139000 N |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 19800 N |
| K - Factor8 | 1.69 |
| G1 - Heat Generation Factor (Roller-Raceway) | 41.9 |
| G2 - Heat Generation Factor (Rib-Roller End) | 18.4 |
| Cg - Geometry Factor | 0.0851 |