轴承代号: NACHI 45290/45221 - 英制圆锥滚子轴承
轴承尺寸
d = 57.15
D = 104.775
B = 30.958
T = 30.162
C = 23.812
a = 8
da(min) = 68
db(max) = 65
Da(min) = 95
Db(min) = 99
r1(min) = 2.3
r2(min) = 0.8
Mass(Cone) = 45290
Mass(Cup) = 45221
额定动负荷: 131000
额定静负荷: 171000
极限转速（润滑脂润滑）: 3500
极限转速（油润滑） 4700
