轴承代号: NACHI 47490/47420 - 英制圆锥滚子轴承
轴承尺寸
d = 71.438
D = 120
B = 32.545
T = 32.545
C = 26.195
a = 6.2
da(min) = 86
db(max) = 79
Da(min) = 107
Db(min) = 114
r1(min) = 3.5
r2(min) = 3.3
Mass(Cone) = 47490
Mass(Cup) = 47420
额定动负荷: 123000
额定静负荷: 167000
极限转速（润滑脂润滑）: 3000
极限转速（油润滑） 4000
