74122A Franke Slewing Ring Bearings
| Brand Name: | Franke |
| Model Number: | 74122A |
| Series: | LM742700 |
| Cone Part Number: | LM742749 |
| Design Units: | Imperial |
| Cage Type: | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: | 168000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: | 43600 lbf |
| d: | 8.5000 in |
| B - Cone Width: | 1.8125 in |
Product Details
| Series | LM742700 |
| Cone Part Number | LM742749 |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 168000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 43600 lbf |
| d | 8.5000 in |
| B - Cone Width | 1.8125 in |
| R - Cone Backface To Clear Radius3 | 0.14 in |
| da - Cone Frontface Backing Diameter | 8.94 in |
| db - Cone Backface Backing Diameter | 9.17 in |
| Ab - Cage-Cone Frontface Clearance | 0.12 in |
| Aa - Cage-Cone Backface Clearance | 0.18 in |
| a - Effective Center Location4 | 0.56 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 25000 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 96600 lbf |
| C0 - Static Radial Rating | 200000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 20600 lbf |
| K - Factor8 | 1.21 |
| G1 - Heat Generation Factor (Roller-Raceway) | 867 |
| G2 - Heat Generation Factor (Rib-Roller End) | 225 |
| Cg - Geometry Factor | 0.139 |