详细信息
轴承代号: NACHI 7209B - 单列角接触球轴承
轴承尺寸
d = 45D = 85
B = 19
a = 17.8
da1(min) = 52
da2(min) = 50
Da1(max) = 78
Da2(max) = 80
ra(max) = 1
ra1(max) = 0.6
Mass = 0.43
额定动负荷: 37000
额定静负荷: 27100
极限转速（润滑脂润滑）: 6300
极限转速（油润滑）: 8500
