3R8-79E9 Rotek Slewing Ring Bearings
| Brand Name: | Rotek |
| Model Number: | 3R8-79E9 |
| Series: | HM231100 |
| Cone Part Number: | HM231140 |
| Cup Part Number: | HM231115-B |
| Design Units: | Imperial |
| Bearing Weight: | 22.3 lb |
| Cage Type: | Stamped Steel |
| d: | 5.7500 in |
| D: | 9.5000 in |
Product Details
| Series | HM231100 |
| Cone Part Number | HM231140 |
| Cup Part Number | HM231115-B |
| Design Units | Imperial |
| Bearing Weight | 22.3 lb |
| Cage Type | Stamped Steel |
| d | 5.7500 in |
| D | 9.5000 in |
| D1 - Flange Outer Diameter | 9.8710 in |
| B - Cone Width | 2.2300 in |
| C - Cup Width | 1.7500 in |
| C1 - Cup Flange Width | 0.3750 in |
| T1 - Bearing Width | 2.250 in |
| T - Bearing Width to Flange | 0.8750 in |
| R - Cone Backface To Clear Radius1 | 0.14 in |
| r - Cup Backface To Clear Radius2 | 0.130 in |
| da - Cone Frontface Backing Diameter | 6.3 in |
| db - Cone Backface Backing Diameter | 6.46 in |
| Da - Cup Frontface Backing Diameter | 8.84 in |
| Ab - Cage-Cone Frontface Clearance | 0.19 in |
| Aa - Cage-Cone Backface Clearance | 0.14 in |
| a - Effective Center Location3 | -0.45 in |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 34800 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 134000 lbf |
| C0 - Static Radial Rating | 210000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 19000 lbf |
| K - Factor7 | 1.83 |
| e - ISO Factor8 | 0.32 |
| Y - ISO Factor9 | 1.88 |
| G1 - Heat Generation Factor (Roller-Raceway)10 | 533 |
| G2 - Heat Generation Factor (Rib-Roller End) | 85.9 |
| Cg - Geometry Factor11 | 0.133 |
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