Bearing 7330C KOYO 7330C KOYO bearing Size Chart (mm/inches) |
|---|
| Series | 78000 |
| Cone Part Number | 78250 |
| Cup Part Number | 78551DF |
| Design Units | Imperial |
| Bearing Weight | 11.02 lb |
| Cage Type | Stamped Steel |
| Ab - Cage-Cone Frontface Clearance | 0.2 in |
| d | 2.5000 in |
| D | 5.5100 in |
| B - Cone Width | 1.3085 in |
| C - Double Cup Width | 2.0395 in |
| T - Bearing Width across Cones | 3.0625 in |
| R - Cone Backface To Clear Radius1 | 0.09 in |
| r - Cup Frontface To Clear Radius2 | 0.06 in |
| db - Cone Backface Backing Diameter | 3.35 in |
| Da - Cup Frontface Backing Diameter | 5.19 in |
| Aa - Cage-Cone Backface Clearance | 0.24 in |
| C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 | 11800 lbf |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 | 79300 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 | 20600 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 17500 lbf |
| K - Factor7 | 0.67 |
| e - ISO Factor8 | 0.87 |
| Y1 - ISO Factor9 | 0.78 |
| Y2 - ISO Factor10 | 1.16 |
| G1 - Heat Generation Factor (Roller-Raceway)11 | 62.6 |
| G2 - Heat Generation Factor (Rib-Roller End) | 19.1 |
| Cg - Geometry Factor12 | 0.0884 |