R8-42E3 Rotek Slewing Ring Bearings
| Brand Name: | Rotek |
| Model Number: | R8-42E3 |
| Series: | 750000 |
| Cone Part Number: | EE750562 |
| Design Units: | Imperial |
| Cage Type: | Pin-Type |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: | 303000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: | 78700 lbf |
| d: | 5.5000 in |
| B - Cone Width: | 2.4375 in |
Product Details
| Series | 750000 |
| Cone Part Number | EE750562 |
| Design Units | Imperial |
| Cage Type | Pin-Type |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 303000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 78700 lbf |
| d | 5.5000 in |
| B - Cone Width | 2.4375 in |
| R - Cone Backface To Clear Radius3 | 0.25 in |
| da - Cone Frontface Backing Diameter | 6.57 in |
| db - Cone Backface Backing Diameter | 6.61 in |
| Ab - Cage-Cone Frontface Clearance | 0.18 in |
| Aa - Cage-Cone Backface Clearance | 0.21 in |
| a - Effective Center Location4 | -0.42 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 45200 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 174000 lbf |
| C0 - Static Radial Rating | 196000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 25700 lbf |
| K - Factor8 | 1.76 |
| G1 - Heat Generation Factor (Roller-Raceway) | 431.4 |
| G2 - Heat Generation Factor (Rib-Roller End) | 54.4 |
| Cg - Geometry Factor | 0.0974 |
Company Profile
| Worktime |
9:00-18:00（Beijing time） |
| Phone |
86-02-7234259 |
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