詳細(xì)信息
軸承代號: NACHI 7012DB - 角接觸球軸承（背對背DB）
軸承尺寸
d = 60D = 95
B = 18
a = 13.4
da1(min) = 66
da2(min) = 66
Da1(max) = 89
Da2(max) = 91
ra(max) = 1
ra1(max) = 0.6
Mass = 0.45
額定動負(fù)荷: 51500
額定靜負(fù)荷: 56000
極限轉(zhuǎn)速（潤滑脂潤滑）: 4500
極限轉(zhuǎn)速（油潤滑）: 6200
