単列または複数列の硬化円筒ころとリテーナー(内輪または外輪の有無を問わず)で構成される非調整式ころ軸受。軸受、ころ、機体は除く。
47.0 millimeters nominal overall outside diameter, one direction locating feature, 25.0 millimeters nominal bore diameter, straight bore shape, 0.0006 inches minimum radial and 0.0020 inches maximum radial internal clearance