nsk 6902 Size Chart (mm/inches) |
|---|
| Series | L879900 |
| Cone Part Number | L879947 |
| Cup Part Number | L879910 |
| Design Units | Imperial |
| Bearing Weight | 93.300 Kg |
| Cage Type | Stamped Steel |
| d | 609.600 mm |
| D | 762.000 mm |
| B - Cone Width | 92.075 mm |
| C - Cup Width | 71.438 mm |
| B | 95.250 mm |
| R - Cone Backface To Clear Radius1 | 6.35 mm |
| r - Cup Backface To Clear Radius2 | 6.35 mm |
| da - Cone Frontface Backing Diameter | 632.97 mm |
| db - Cone Backface Backing Diameter | 642.11 mm |
| Da - Cup Frontface Backing Diameter | 743.46 mm |
| Db - Cup Backface Backing Diameter | 720.09 mm |
| Ab - Cage-Cone Frontface Clearance | 7.4 mm |
| Aa - Cage-Cone Backface Clearance | 9.9 mm |
| a - Effective Center Location3 | 57.9 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 115000 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 445000 lbf |
| C0 - Static Radial Rating | 1230000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 96300 lbf |
| K - Factor7 | 1.2 |
| e - ISO Factor8 | 0.49 |
| Y - ISO Factor9 | 1.23 |
| G1 - Heat Generation Factor (Roller-Raceway) | 9580 |
| G2 - Heat Generation Factor (Rib-Roller End) | 1010 |
| Cg - Geometry Factor | 0.306 |