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

單列圓柱滾子軸承

單列圓柱滾子軸承

規(guī)格與參數(shù)

Bearing NO.
New :NJ424M
Old :42424
Boundary dimensions(mm)
d :120
D :310
B :72
r?1.2min :5
r3、4min :5
Fw :170
Ew :
Basic load ratings(kN)
Cr :710
Cor :920
Limiting speed(rpm)
Grease :1900
Oil :2400
Abutment and fillet dimensions(mm)
da min :
db min :146
Da max :290
Db max :
ra max :4
rb max :4
Weight (kg)
Refer :29.7