12456 SKF SKF SHAFT SEALS
| Brand Name: | SKF |
| Model Number: | 12456 |
| Series: | 420000 |
| Cone Part Number: | EE420850 |
| Design Units: | Imperial |
| Cage Type: | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: | 432000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: | 112000 lbf |
| d: | 8.5000 in |
| B - Cone Width: | 3.1249 in |
| PDF |
12456 |
Product Details
| Series | 420000 |
| Cone Part Number | EE420850 |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 432000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 112000 lbf |
| d | 8.5000 in |
| B - Cone Width | 3.1249 in |
| R - Cone Backface To Clear Radius3 | 0.06 in |
| da - Cone Frontface Backing Diameter | 9.29 in |
| db - Cone Backface Backing Diameter | 9.29 in |
| Ab - Cage-Cone Frontface Clearance | 0.14 in |
| Aa - Cage-Cone Backface Clearance | 0.34 in |
| a - Effective Center Location4 | -0.24 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 64300 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 248000 lbf |
| C0 - Static Radial Rating | 409000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 44200 lbf |
| K - Factor8 | 1.45 |
| G1 - Heat Generation Factor (Roller-Raceway) | 1150.5 |
| G2 - Heat Generation Factor (Rib-Roller End) | 128.2 |
| Cg - Geometry Factor | 0.145 |
