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。
0.625 inches nominal counterbore depth, 0.875 inches nominal counterbore diameter, 1.375 inches nominal aperture diameter, 4 bolt circle hole quantity, flat w/aperture cross-sectional shape style