詳細(xì)信息
軸承代號(hào): NACHI 7011DF - 角接觸球軸承（面對(duì)面DF）
軸承尺寸
d = 55D = 90
B = 18
a = 11.9
da1(min) = 61
da2(min) = 61
Da1(max) = 84
Da2(max) = 86
ra(max) = 1
ra1(max) = 0.6
Mass = 0.42
額定動(dòng)負(fù)荷: 50500
額定靜負(fù)荷: 52500
極限轉(zhuǎn)速（潤滑脂潤滑）: 5000
極限轉(zhuǎn)速（油潤滑）: 6700
