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size
d 4mm
D 9mm
B 4mm
d1≈5.2mm
D2≈8.1mm
r1,2min.0.1mm
Dimensions
D3 10.3mm
C 1mm
Size shoulder size
damin.4.8mm
damax.5.1mm
ramax.0.1mm
data calculation
Basic dynamic load ratingC 0.364kN
Basic rated static loadC0 0.114kN
Fatigue load limitPu 0.005kN
Maximum speed  40000r/min
coefficientkr 0.02 
coefficientf0 6.5 
weight
Bearing weight  0.0011kg
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