21 Inch Slewing Drive Single Axis Worm Slewing Drive for Construction Machine and Excavator

What is 21 bearing interchange？

Model Number:21
D:72.626 mm
Y - ISO Factor9:2.38
K - Factor7:2.32
R - Cone Backface To Clear Radius1:0.760 mm
Ab - Cage-Cone Frontface Clearance:1 mm
G1 - Heat Generation Factor (Roller-Raceway):20.3
Series:315
G2 - Heat Generation Factor (Rib-Roller End):7.9

Product Details

D72.626 mm
Y - ISO Factor92.38
K - Factor72.32
R - Cone Backface To Clear Radius10.760 mm
Ab - Cage-Cone Frontface Clearance1 mm
G1 - Heat Generation Factor (Roller-Raceway)20.3
Series315
G2 - Heat Generation Factor (Rib-Roller End)7.9
C0 - Static Radial Rating16800 lbf
B26.993 mm
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Company Profile

RAA Bearing Trading Co., Ltd.
Phone 55-32-3-543-62-00
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