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。
as differentiated by source control drawing reference number differentiating characteristics, tf34 engine end item identification, bearing, roller, cylindrical-no 7 part name assigned by controlling agency