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。
26.0 rockwell c minimum and 32.0 rockwell c maximum hardness rating, acft eng f-101 end item identification, 2.5895 inches minimum and 2.5900 inches maximum outside diameter, 2.4409 inches minimum and 2.4414 inches maximum aperture diameter, 2.180 inches minimum and 2.190 inches maximum counterbore diameter