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 |
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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 |