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size
d 45mm
D 75mm
B 23mm
d1≈54.75mm
D2≈67.8mm
r1,2min.1mm
Size shoulder size
damin.50.8mm
damax.54.7mm
Damax.69.2mm
ramax.1mm
data calculation
Basic dynamic load ratingC 20.8kN
Basic rated static loadC0 14.6kN
Fatigue load limitPu 0.64kN
Maximum speed  5600r/min
coefficientkr 0.025 
coefficientf0 14.9 
weight
Bearing weight  0.35kg
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