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size
d 9mm
D 24mm
B 7mm
d2≈12.1mm
D2≈20.48mm
r1,2min.0.3mm
Size shoulder size
damin.11mm
Damax.22mm
ramax.0.3mm
data calculation
Basic dynamic load ratingC 2.03kN
Basic rated static loadC0 0.815kN
Fatigue load limitPu 0.036kN
Reference speed  70000r/min
Maximum speed  43000r/min
coefficientkr 0.03 
coefficientf0 7.5 
weight
Bearing weight  0.013kg
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