詳細(xì)信息
軸承代號: NACHI 7220 - 單列角接觸球軸承
軸承尺寸
d = 100D = 180
B = 34
a = 23.4
da1(min) = 112
da2(min) = 107
Da1(max) = 168
Da2(max) = 173
ra(max) = 2
ra1(max) = 1
Mass = 3.32
額定動負(fù)荷: 144000
額定靜負(fù)荷: 126000
極限轉(zhuǎn)速（潤滑脂潤滑）: 3200
極限轉(zhuǎn)速（油潤滑）: 4200
