详细信息
轴承代号: NACHI 7220BDF - 角接触球轴承(面对面DF)
轴承尺寸
d = 100D = 180
B = 34
a = 41.8
da1(min) = 112
da2(min) = 107
Da1(max) = 168
Da2(max) = 173
ra(max) = 2
ra1(max) = 1
Mass = 3.32
额定动负荷: 219000
额定静负荷: 237000
极限转速(润滑脂润滑): 2200
极限转速(油润滑): 3000