轴承代号: NACHI 24780R/24721 - 英制圆锥滚子轴承
轴承尺寸
d = 41.275
D = 76.2
B = 23.02
T = 25.4
C = 20.638
a = 4.8
da(min) = 54
db(max) = 47
Da(min) = 61
Db(min) = 72
r1(min) = 3.6
r2(min) = 2.4
Mass(Cone) = 24780R
Mass(Cup) = 24721
额定动负荷: 66300
额定静负荷: 83300
极限转速（润滑脂润滑）: 4000
极限转速（油润滑） 5600
