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 :NNUB4224X2-130
Tapered bore :-
Boundary dimensions(mm)
d :120
D :215
B/C :130/100
r?1.2min :2×60°
r3.4min :1.1
Basic load ratings(kN)
Cr :704
Cor :1120
Limiting speed(rpm)
Speed Ratings :2200
Abutment and fillet dimensions(mm)
da max :137
Da max :209.5
ra max :1
rb max :1
Weight (kg)
Refer :15.5