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。
6.250 inches nominal outside diameter, 3.736 inches minimum and 3.738 inches maximum outside raised surface diameter, slew unit assy; 60,000 lb crane end item identification, 3.248 inches minimum and 3.252 inches maximum aperture diameter, raised surface w/ aperture cross-sectional shape style