NACHI744/742軸承_進(jìn)口軸承

軸承代號: NACHI 744/742 - 英制圓錐滾子軸承

軸承尺寸

d = 73.025
D = 150.089
B = 46.673
T = 44.45
C = 36.512
a = 12
da(min) = 91
db(max) = 85
Da(min) = 134
Db(min) = 142
r1(min) = 3.5
r2(min) = 3.3
Mass(Cone) = 744
Mass(Cup) = 742

額定動負(fù)荷: 252000
額定靜負(fù)荷: 345000
極限轉(zhuǎn)速（潤滑脂潤滑）: 2400
極限轉(zhuǎn)速（油潤滑） 3200