詳細信息
軸承代號: NACHI 7304 - 單列角接觸球軸承
軸承尺寸
d = 20D = 52
B = 15
a = 2.9
da1(min) = 27
da2(min) = 25
Da1(max) = 45
Da2(max) = 47
ra(max) = 1
ra1(max) = 0.6
Mass = 0.15
額定動負荷: 18700
額定靜負荷: 10400
極限轉速（潤滑脂潤滑）: 13000
極限轉速（油潤滑）: 17000
