一種相對扁平的剛性部件,帶或不帶中心孔,用於將環形軸承或套筒軸承固定在合適的外殼中。必須附有用於安裝的鑽孔和/或螺紋孔。不含:端蓋、電動旋轉設備。
0.640 inches nominal overall thickness, raised surface w/o aperture cross-sectional shape style, 4.200 inches nominal outside raised surface diameter, aerial stores lift truck,type mhu-83b/e end item identification, 8.744 inches minimum and 8.747 inches maximum outside diameter