详细信息
轴承代号: NACHI 7218BDB - 角接触球轴承(背对背DB)
轴承尺寸
d = 90D = 160
B = 30
a = 37.5
da1(min) = 100
da2(min) = 96
Da1(max) = 150
Da2(max) = 154
ra(max) = 2
ra1(max) = 1
Mass = 2.3
额定动负荷: 179000
额定静负荷: 194000
极限转速(润滑脂润滑): 2500
极限转速(油润滑): 3400