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。
3 bolt circle hole quantity, 30.0 rockwell c minimum and 34.0 rockwell c maximum hardness rating, 3.300 inches nominal aperture diameter, engine,acft,turbo-prop fsc application data, flat w/aperture cross-sectional shape style