苍井优三级在线观看,欧美又粗又硬又爽直播大片,精品深夜AV无码一区二区老年,麻豆AV一区二区三区,日韩一区精品视频一区二区,人妻丰满精品一区二区A片,国产女人18毛片水真多1,肉乳乱无码A片观看免费,人妻熟女一区二区AV,乱肉YIN荡系列合集TXT

雙向推力圓錐滾子軸承

規(guī)格與參數(shù)

Main dimensions(mm)
d :450
D :645
H :155
r?1.2min :4
r 3.4min :4
ra max :3
rb max :3
Basic load ratings(kN)
Cr :1950,0
Cor :10900
Fatigue load limit（Cu） :690
Weight (kg) :170
Design :350916