3R8-79N9 Rotek Slewing Ring Bearings
| Brand Name: | Rotek |
| Model Number: | 3R8-79N9 |
| Series: | 3700 |
| Cone Part Number: | 3780V |
| Cup Part Number: | 3729D |
| Design Units: | Imperial |
| Bearing Weight: | 3.95 lb |
| Cage Type: | Stamped Steel |
| Ab - Cage-Cone Frontface Clearance: | 0.06 in |
| d: | 2 in |
Product Details
| Series | 3700 |
| Cone Part Number | 3780V |
| Cup Part Number | 3729D |
| Design Units | Imperial |
| Bearing Weight | 3.95 lb |
| Cage Type | Stamped Steel |
| Ab - Cage-Cone Frontface Clearance | 0.06 in |
| d | 2 in |
| D | 3.6718 in |
| B - Cone Width | 1.1930 in |
| C - Double Cup Width | 2.0625 in |
| T - Bearing Width across Cones | 2.5625 in |
| R - Cone Backface To Clear Radius1 | 0.14 in |
| r - Cup Frontface To Clear Radius2 | 0.03 in |
| db - Cone Backface Backing Diameter | 2.52 in |
| Da - Cup Frontface Backing Diameter | 3.50 in |
| Aa - Cage-Cone Backface Clearance | 0.06 in |
| C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 | 8440 lbf |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 | 56700 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 | 14700 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 4890 lbf |
| K - Factor7 | 1.73 |
| e - ISO Factor8 | 0.34 |
| Y1 - ISO Factor9 | 1.99 |
| Y2 - ISO Factor10 | 2.97 |
| Cg - Geometry Factor11 | 0.0903 |
Company Profile
| Worktime |
9:00-18:00（Beijing time） |
| Phone |
86-02-7234259 |
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