由兩個以上軸承組成的多軸承組件,用於雙聯安裝。主要用於飛機螺旋槳和旋翼機旋翼葉片。另請參閱球軸承、環形軸承。
steel comp 440c ballsteel comp e52100 inner racesteel comp e52100 outer raceplastic retainersteel comp 1020 and steel comp 1010 spacer material, 6.9990 inches minimum and 7.0000 inches maximum bore diameter, abec no.1 standard tolerance designation, 7.9600 inches minimum and 8.0000 inches maximum overall outside diameter