轴承代号: NACHI E30306DJ - 公制圆锥滚子轴承
轴承尺寸
d = 30
D = 72
B = 19
T = 20.75
C = 14
a = -2.9
da(min) = 38.5
db(max) = 40
Da(min) = 55
Db(min) = 68
S1(min) = 3
S2(min) = 6.5
Cone ra(max) = 1.5
Cup ra(max) = 1.5
Mass = 0.395
额定动负荷: 50900
额定静负荷: 54900
极限转速（润滑脂润滑）: 4900
极限转速（油润滑） 6800
