NSK30230 內(nèi)徑d150(0/-0.008)mm 外徑D270(0/-0.011)mm 寬度B(orT)49(0.2/0)mm Cone寬度B45mm Cup寬度C38mm Cone倒角r4mm Cup倒角r3mm EffectiveLoadCentera50.2mm 動負(fù)荷Cr435000N 靜負(fù)荷C0r570000N 極限轉(zhuǎn)述(油脂)1300RPM 極限轉(zhuǎn)述(油)1700RPM CageMaterialPressedSteel damin171mm dbmax176mm Damax256mm Damin238mm Dbmin254mm Samin7mm Sbmin11mm Shaftramax2.5mm Housingramax2.5mm 重量10.7kg