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, 1.7714 inches minimum and 1.7720 inches maximum bore diameter, nonlocating locating feature, 0.5856 inches minimum and 0.5906 inches maximum outer ring width, b-1b acft end item identification