詳細(xì)信息
軸承代號(hào): NACHI 7338DB - 角接觸球軸承（背對(duì)背DB）
軸承尺寸
d = 190D = 400
B = 78
a = 46.1
da1(min) = 212
da2(min) = 200
Da1(max) = 378
Da2(max) = 390
ra(max) = 4
ra1(max) = 2
Mass = 47.6
額定動(dòng)負(fù)荷: 725000
額定靜負(fù)荷: 1220000
極限轉(zhuǎn)速（潤(rùn)滑脂潤(rùn)滑）: 1100
極限轉(zhuǎn)速（油潤(rùn)滑）: 1500
