一種圓柱形裝置,其內圈或外圈繞單排或雙排硬化滾珠轉動,滾珠在兩圈之間滾動順暢,從而最大限度地減少摩擦。對於表面經過特殊研磨以用於雙聯安裝的軸承,請參閱“雙聯滾珠軸承”。不含:機架滾珠軸承。
straight bore shape, 0.2498 inches minimum and 0.2500 inches maximum bore diameter, 0.5420 inches minimum and 0.5470 inches maximum flange outside diameter, 0.0210 inches minimum and 0.0230 inches maximum flange width, 0.0002 inches minimum radial and 0.0005 inches maximum radial internal clearance