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size
d 3mm
D 10mm
B 4mm
d1≈5.2mm
D2≈8.2mm
r1,2min.0.15mm
Size shoulder size
damin.4.2mm
Damax.8.8mm
ramax.0.1mm
data calculation
Basic dynamic load ratingC 0.54kN
Basic rated static loadC0 0.18kN
Fatigue load limitPu 0.007kN
Reference speed  130000r/min
Maximum speed  80000r/min
coefficientkr 0.025 
coefficientf0 7.5 
weight
Bearing weight  0.0015kg
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