詳細(xì)信息
軸承代號: NACHI 7015DB - 角接觸球軸承（背對背DB）
軸承尺寸
d = 75D = 115
B = 20
a = 17.4
da1(min) = 81
da2(min) = 81
Da1(max) = 109
Da2(max) = 111
ra(max) = 1
ra1(max) = 0.6
Mass = 0.695
額定動負(fù)荷: 70500
額定靜負(fù)荷: 83000
極限轉(zhuǎn)速（潤滑脂潤滑）: 3800
極限轉(zhuǎn)速（油潤滑）: 5000
