详细信息
轴承代号: NACHI 7321DB - 角接触球轴承(背对背DB)
轴承尺寸
d = 105D = 225
B = 49
a = 23.1
da1(min) = 119
da2(min) = 112
Da1(max) = 211
Da2(max) = 218
ra(max) = 2.5
ra1(max) = 1
Mass = 9.34
额定动负荷: 355000
额定静负荷: 410000
极限转速(润滑脂润滑): 2100
极限转速(油润滑): 2800