欧美精品日韩精品综合一区二区,精品国产污污污免费网站入口,中文字幕大看蕉在线观看,国产目拍亚洲精品一区二区,视频一区二区三区国在线观看,懂色av一区二区三区天大师

雙列圓柱滾子軸承

雙列圓柱滾子軸承

規(guī)格與參數(shù)

Bearing NO.
Cylindrical bore :NNU3022
Tapered bore :-
Boundary dimensions(mm)
d :110
D :170
B/C :45
r?1.2min :2
r3.4min :2
Basic load ratings(kN)
Cr :220
Cor :360
Limiting speed(rpm)
Speed Ratings :5300
Abutment and fillet dimensions(mm)
da max :122
Da max :157
ra max :2
rb max :2
Weight (kg)
Refer :3.74