详细信息
轴承代号: NACHI 7221CDT - 角接触球轴承(串联DT)
轴承尺寸
d = 105D = 190
B = 36
a = -0.9
da1(min) = 117
da2(min) = 117
Da1(max) = 178
Da2(max) = 183
ra(max) = 2
ra1(max) = 1
Mass = 3.93
额定动负荷: 265000
额定静负荷: 287000
极限转速(润滑脂润滑): 4300
极限转速(油润滑): 6000