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。
two shoulders special features, 5.500 inches nominal outside diameter, 3.125 inches nominal mounting bolt circle diameter, round, unthreaded mounting hole type, 2.0462 inches nominal aperture diameter