轴承代号: NACHI E30304J - 公制圆锥滚子轴承
轴承尺寸
d = 20
D = 52
B = 15
T = 16.25
C = 13
a = 4.7
da(min) = 27
db(max) = 27
Da(min) = 43
Db(min) = 47
S1(min) = 2
S2(min) = 5
Cone ra(max) = 1.5
Cup ra(max) = 1.5
Mass = 0.17
额定动负荷: 35000
额定静负荷: 35500
极限转速（润滑脂润滑）: 8000
极限转速（油润滑） 10700
