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

Series72000C
Cone Part Number72200C
Cup Part Number72488D
Design UnitsImperial
Bearing Weight9.56 lb
Cage TypeStamped Steel
Ab - Cage-Cone Frontface Clearance0.2 in
d2 in
D4.8750 in
B - Cone Width1.2910 in
C - Double Cup Width2.1875 in
T - Bearing Width across Cones3.0624 in
R - Cone Backface To Clear Radius10.14 in
r - Cup Frontface To Clear Radius20.06 in
db - Cone Backface Backing Diameter3.03 in
Da - Cup Frontface Backing Diameter4.56 in
Aa - Cage-Cone Backface Clearance0.15 in
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)312500 lbf
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)483900 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)521700 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)615800 lbf
K - Factor70.79
e - ISO Factor80.74
Y1 - ISO Factor90.92
Y2 - ISO Factor101.36
G1 - Heat Generation Factor (Roller-Raceway)1157.4
G2 - Heat Generation Factor (Rib-Roller End)13.5
Cg - Geometry Factor120.0825
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