詳細信息
軸承代號: NACHI 7301DB - 角接觸球軸承（背對背DB）
軸承尺寸
d = 12D = 37
B = 12
a = 1.1
da1(min) = 18
da2(min) = 15
Da1(max) = 31
Da2(max) = 33.4
ra(max) = 1
ra1(max) = 0.6
Mass = 0.063
額定動負荷: 18200
額定靜負荷: 10500
極限轉速（潤滑脂潤滑）: 15000
極限轉速（油潤滑）: 20000
