轴承代号: NACHI 480/472A - 英制圆锥滚子轴承
轴承尺寸
d = 68.262
D = 120
B = 29.007
T = 29.002
C = 23.444
a = 4
da(min) = 82
db(max) = 75
Da(min) = 106
Db(min) = 114
r1(min) = 3.5
r2(min) = 3.3
Mass(Cone) = 480
Mass(Cup) = 472A
额定动负荷: 119000
额定静负荷: 161000
极限转速（润滑脂润滑）: 3000
极限转速（油润滑） 4000
