轴承代号: NACHI 2788/2720 - 英制圆锥滚子轴承
轴承尺寸
d = 38.1
D = 76.2
B = 25.654
T = 23.812
C = 19.05
a = 8
da(min) = 50
db(max) = 43.5
Da(min) = 66
Db(min) = 70
r1(min) = 3.5
r2(min) = 3.3
Mass(Cone) = 2788
Mass(Cup) = 2720
额定动负荷: 68000
额定静负荷: 81000
极限转速（润滑脂润滑）: 5000
极限转速（油润滑） 6700
