详细信息
轴承代号: NACHI 7004 - 单列角接触球轴承
轴承尺寸
d = 20D = 42
B = 12
a = 2.9
da1(min) = 24
da2(min) = 24
Da1(max) = 38
Da2(max) = 40
ra(max) = 0.6
ra1(max) = 0.3
Mass = 0.079
额定动负荷: 10300
额定静负荷: 6050
极限转速（润滑脂润滑）: 15000
极限转速（油润滑）: 20000
