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。
4.000 inches nominal outside diameter, 0.100 inches minimum and 0.116 inches maximum overall thickness, steel overall material, flat w/o aperture cross-sectional shape style, 3 bolt circle hole quantity