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。
0.3100 inches minimum and 0.3150 inches maximum overall width, 0.4722 inches minimum and 0.4724 inches maximum bore diameter, 1.1021 inches minimum and 1.1024 inches maximum overall outside diameter