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size
d 4mm
D 13mm
B 5mm
d1≈6.7mm
D2≈11.2mm
r1,2min.0.2mm
Size shoulder size
damin.5.8mm
damax.6.6mm
Damax.11.2mm
ramax.0.2mm
data calculation
Basic dynamic load ratingC 0.936kN
Basic rated static loadC0 0.29kN
Fatigue load limitPu 0.012kN
Reference speed  110000r/min
Maximum speed  53000r/min
coefficientkr 0.025 
coefficientf0 7.3 
weight
Bearing weight  0.0031kg
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