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size
d 5mm
D 8mm
B 2.5mm
d1≈5.8mm
D2≈7.3mm
r1,2min.0.1mm
Dimensions
D3 9.2mm
C 0.6mm
Size shoulder size
damin.5.6mm
damax.5.7mm
ramax.0.1mm
data calculation
Basic dynamic load ratingC 0.121kN
Basic rated static loadC0 0.045kN
Fatigue load limitPu 0.002kN
Reference speed  140000r/min
Maximum speed  70000r/min
coefficientkr 0.015 
coefficientf0 7.8 
weight
Bearing weight  0.00041kg
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