SB57 KOYO Single-row deep groove ball bearings
| Brand Name: | KOYO |
| Model Number: | SB57 |
| Cone Part Number: | EE390095 |
| Design Units: | Imperial |
| Cage Type: | Pin-Type |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: | 561000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: | 145000 lbf |
| d: | 9.5000 in |
| B - Cone Width: | 3.7500 in |
| R - Cone Backface To Clear Radius3: | 0.25 in |
Product Details
| Cone Part Number | EE390095 |
| Design Units | Imperial |
| Cage Type | Pin-Type |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 561000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 145000 lbf |
| d | 9.5000 in |
| B - Cone Width | 3.7500 in |
| R - Cone Backface To Clear Radius3 | 0.25 in |
| da - Cone Frontface Backing Diameter | 11.69 in |
| db - Cone Backface Backing Diameter | 12.36 in |
| Ab - Cage-Cone Frontface Clearance | 0.74 in |
| Aa - Cage-Cone Backface Clearance | 0.9 in |
| a - Effective Center Location4 | 1.95 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 83500 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 322000 lbf |
| C0 - Static Radial Rating | 473000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 134000 lbf |
| K - Factor8 | 0.62 |
| G1 - Heat Generation Factor (Roller-Raceway) | 1260 |
| G2 - Heat Generation Factor (Rib-Roller End) | 106 |
| Cg - Geometry Factor | 0.191 |