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size
d 9.525mm
D 22.225mm
B 5.558mm
d1≈12.8mm
D1≈18.7mm
r1,2min.0.4mm
Size shoulder size
damin.12.1mm
Damax.19.7mm
ramax.0.4mm
data calculation
Basic dynamic load ratingC 2.47kN
Basic rated static loadC0 1.12kN
Fatigue load limitPu 0.048kN
Reference speed  70000r/min
Maximum speed  45000r/min
coefficientkr 0.025 
coefficientf0 10.2 
weight
Bearing weight  0.0086kg
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