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size
d 50mm
D 72mm
B 12mm
d2≈56.8mm
D2≈67.9mm
r1,2min.0.6mm
Dimensions
D3 75mm
C 2.5mm
Size shoulder size
damin.53.2mm
ramax.0.6mm
data calculation
Basic dynamic load ratingC 12.5kN
Basic rated static loadC0 11.6kN
Fatigue load limitPu 0.5kN
Reference speed  19000r/min
Maximum speed  9500r/min
coefficientkr 0.025 
coefficientf0 16.1 
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