轴承代号: NACHI H-LM300849/H-LM300811 - 英制圆锥滚子轴承
轴承尺寸
d = 40.987
D = 67.975
B = 18
T = 17.5
C = 13.5
a = 3.6
da(min) = 55
db(max) = 47
Da(min) = 58
Db(min) = 64
r1(min) = 3.5
r2(min) = 1.6
Mass(Cone) = H-LM300849
Mass(Cup) = H-LM300811
额定动负荷: 44000
额定静负荷: 59500
极限转速（润滑脂润滑）: 4600
极限转速（油润滑） 6500
