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。
0.0420 inches nominal flange width, 0.3125 inches minimum and 0.3128 inches maximum bore diameter, straight bore shape, 0.7550 inches nominal flange outside diameter, 0.2480 inches minimum and 0.2520 inches maximum inner ring width