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。
0.2498 inches minimum and 0.2500 inches maximum bore diameter, standard internal fit-up designation, 25.0 degrees maximum contact angle, angular load direction, straight bore shape