轴承代号: NACHI E30209J - 公制圆锥滚子轴承
轴承尺寸
d = 45
D = 85
B = 19
T = 20.75
C = 16
a = 2.3
da(min) = 52
db(max) = 52.5
Da(min) = 73
Db(min) = 80
S1(min) = 3
S2(min) = 4.5
Cone ra(max) = 1.5
Cup ra(max) = 1.5
Mass = 0.47
额定动负荷: 69500
额定静负荷: 81500
极限转速（润滑脂润滑）: 4400
极限转速（油润滑） 6000
