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size
d 17mm
D 23mm
B 4mm
d1≈18.86mm
D2≈21.67mm
r1,2min.0.2mm
Size shoulder size
damin.18.5mm
damax.18.5mm
Damax.22mm
ramax.0.2mm
data calculation
Basic dynamic load ratingC 0.559kN
Basic rated static loadC0 0.34kN
Fatigue load limitPu 0.015kN
Maximum speed  17000r/min
coefficientkr 0.015 
coefficientf0 8.5 
weight
Bearing weight  0.0039kg
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