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。
straight bore shape, steel overall material, 2.7553 inches minimum and 2.7559 inches maximum bore diameter, 1.3730 inches minimum and 1.3780 inches maximum overall width, two lip inner ring and rollers,no outer ring special features