NACHI639/633軸承_進(jìn)口軸承

軸承代號: NACHI 639/633 - 英制圓錐滾子軸承

軸承尺寸

d = 63.5
D = 130.175
B = 41.275
T = 41.275
C = 31.75
a = 11.2
da(min) = 81
db(max) = 74
Da(min) = 116
Db(min) = 124
r1(min) = 3.5
r2(min) = 3.3
Mass(Cone) = 639
Mass(Cup) = 633

額定動(dòng)負(fù)荷: 183000
額定靜負(fù)荷: 246000
極限轉(zhuǎn)速（潤滑脂潤滑）: 2800
極限轉(zhuǎn)速（油潤滑） 3800