轴承代号: NACHI 687/672 - 英制圆锥滚子轴承
轴承尺寸
d = 101.6
D = 168.275
B = 41.275
T = 41.275
C = 30.162
a = 2.8
da(min) = 118
db(max) = 112
Da(min) = 149
Db(min) = 160
r1(min) = 3.5
r2(min) = 3.3
Mass(Cone) = 687
Mass(Cup) = 672
额定动负荷: 208000
额定静负荷: 310000
极限转速（润滑脂润滑）: 2000
极限转速（油润滑） 2800
