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size
d 20mm
D 37mm
B 9mm
D2≈32.7mm
r1,2min.0.3mm
Size shoulder size
damin.22mm
damax.23mm
Damax.35mm
ramax.0.3mm
data calculation
Basic dynamic load ratingC 6.37kN
Basic rated static loadC0 3.65kN
Fatigue load limitPu 0.156kN
Maximum speed  12000r/min
coefficientkr 0.02 
coefficientf0 14.7 
weight
Bearing weight  0.038kg
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