Double Row Ball Slewing Bearing For Tower Crane
| Series: |
72000C |
| Cone Part Number: |
72200C |
| Cup Part Number: |
72488D |
| Design Units: |
Imperial |
| Bearing Weight: |
9.56 lb |
| Cage Type: |
Stamped Steel |
| Ab - Cage-Cone Frontface Clearance: |
0.2 in |
| d: |
2 in |
| PDF |
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Product Details
| Series |
72000C |
| Cone Part Number |
72200C |
| Cup Part Number |
72488D |
| Design Units |
Imperial |
| Bearing Weight |
9.56 lb |
| Cage Type |
Stamped Steel |
| Ab - Cage-Cone Frontface Clearance |
0.2 in |
| d |
2 in |
| D |
4.8750 in |
| B - Cone Width |
1.2910 in |
| C - Double Cup Width |
2.1875 in |
| T - Bearing Width across Cones |
3.0624 in |
| R - Cone Backface To Clear Radius1 |
0.14 in |
| r - Cup Frontface To Clear Radius2 |
0.06 in |
| db - Cone Backface Backing Diameter |
3.03 in |
| Da - Cup Frontface Backing Diameter |
4.56 in |
| Aa - Cage-Cone Backface Clearance |
0.15 in |
| C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 |
12500 lbf |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 |
83900 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 |
21700 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 |
15800 lbf |
| K - Factor7 |
0.79 |
| e - ISO Factor8 |
0.74 |
| Y1 - ISO Factor9 |
0.92 |
| Y2 - ISO Factor10 |
1.36 |
| G1 - Heat Generation Factor (Roller-Raceway)11 |
57.4 |
| G2 - Heat Generation Factor (Rib-Roller End) |
13.5 |
| Cg - Geometry Factor12 |
0.0825 |