轴承代号: NACHI 30344 - 公制圆锥滚子轴承
轴承尺寸
d = 220
D = 460
B = 88
T = 97
C = 73
a = 12
da(min) = 242
db(max) = 273
Da(min) = 391
Db(min) = 418
S1(min) = 10
S2(min) = 18
Cone ra(max) = 5
Cup ra(max) = 4
Mass = 69.6
额定动负荷: 1310000
额定静负荷: 1780000
极限转速（润滑脂润滑）: 750
极限转速（油润滑） 1000
