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。
0.0002 inches minimum radial and 0.0005 inches maximum radial and 0.0020 inches minimum axial and 0.0050 inches maximum axial internal clearance, 0.9839 inches minimum and 0.9843 inches maximum bore diameter, radial load direction, 1.8479 inches minimum and 1.8504 inches maximum overall outside diameter, straight bore shape