Öá³Ð±àºÅ: NACHI E30210J - Metric series

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d = 50
D = 90
B = 20
T = 21.75
C = 17
a = 1.9
da(min) = 57
db(max) = 56.5
Da(min) = 78
Db(min) = 85
S1(min) = 3
S2(min) = 4.5
Cone ra(max) = 1.5
Cup ra(max) = 1.5
Mass = 0.53

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