3R8-88N9 Rotek Slewing Ring Bearings
| Brand Name: |
Rotek |
| Model Number: |
3R8-88N9 |
| Cone Part Number: |
LL420549 |
| Design Units: |
Imperial |
| Cage Type: |
Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: |
25400 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: |
6590 lbf |
| d: |
4.0000 in |
| B - Cone Width: |
0.5938 in |
| R - Cone Backface To Clear Radius3: |
0.06 in |
Product Details
| Cone Part Number |
LL420549 |
| Design Units |
Imperial |
| Cage Type |
Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 |
25400 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 |
6590 lbf |
| d |
4.0000 in |
| B - Cone Width |
0.5938 in |
| R - Cone Backface To Clear Radius3 |
0.06 in |
| da - Cone Frontface Backing Diameter |
4.21 in |
| db - Cone Backface Backing Diameter |
4.29 in |
| Ab - Cage-Cone Frontface Clearance |
0.11 in |
| Aa - Cage-Cone Backface Clearance |
0.02 in |
| a - Effective Center Location4 |
0.22 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 |
3780 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 |
14600 lbf |
| C0 - Static Radial Rating |
23400 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 |
2400 lbf |
| K - Factor8 |
1.58 |
| G1 - Heat Generation Factor (Roller-Raceway) |
95.5 |
| G2 - Heat Generation Factor (Rib-Roller End) |
89.7 |
| Cg - Geometry Factor |
0.113 |