詳細(xì)信息
軸承代號(hào): NACHI 7203CDB - 角接觸球軸承（背對(duì)背DB）
軸承尺寸
d = 17D = 40
B = 12
a = -2.7
da1(min) = 22
da2(min) = 22
Da1(max) = 35
Da2(max) = 37.4
ra(max) = 0.6
ra1(max) = 0.3
Mass = 0.07
額定動(dòng)負(fù)荷: 17800
額定靜負(fù)荷: 11800
極限轉(zhuǎn)速（潤(rùn)滑脂潤(rùn)滑）: 22000
極限轉(zhuǎn)速（油潤(rùn)滑）: 31000
