轴承代号: NACHI 389A/382 - 英制圆锥滚子轴承
轴承尺寸
d = 53.975
D = 98.425
B = 21.946
T = 21
C = 17.826
a = 3
da(min) = 69
db(max) = 71
Da(min) = 90
Db(min) = 92
r1(min) = 0.8
r2(min) = 0.8
Mass(Cone) = 389A
Mass(Cup) = 382
额定动负荷: 74500
额定静负荷: 91500
极限转速（润滑脂润滑）: 3600
极限转速（油润滑） 5000
