NSK B550-2 bearing Size Chart (mm/inches) |
|---|
| Cone Part Number | DX920827 |
| Cup Part Number | DX467768 |
| Design Units | Imperial |
| Bearing Weight | 62.700 Kg |
| Cage Type | Pin-Type |
| d | 190.5 mm |
| D | 428.625 mm |
| B - Cone Width | 95.250 mm |
| C - Cup Width | 61.913 mm |
| B | 106.363 mm |
| R - Cone Backface To Clear Radius1 | 6.35 mm |
| r - Cup Backface To Clear Radius2 | 6.35 mm |
| da - Cone Frontface Backing Diameter | 236.98 mm |
| db - Cone Backface Backing Diameter | 240.03 mm |
| Da - Cup Frontface Backing Diameter | 383.54 mm |
| Db - Cup Backface Backing Diameter | 365.00 mm |
| Ab - Cage-Cone Frontface Clearance | 16.3 mm |
| Aa - Cage-Cone Backface Clearance | 21.3 mm |
| a - Effective Center Location3 | 13 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 108000 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 416000 lbf |
| C0 - Static Radial Rating | 382000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 140000 lbf |
| K - Factor7 | 0.77 |
| e - ISO Factor8 | 0.76 |
| Y - ISO Factor9 | 0.79 |
| G1 - Heat Generation Factor (Roller-Raceway) | 827.7 |
| G2 - Heat Generation Factor (Rib-Roller End) | 77.3 |
| Cg - Geometry Factor | 0.157 |