steel 0.750 thick plate,cadmium plate,4 mounting holes ea 0.410 in. dia thru c.sink 82 deg to 0.76 d1a; 6.06 in.lg; 4.66 in.h; 0.750 in.w; 1.747 i/d,2.015 o/d of bushing orifice; general characteristics item description, truck,aircraft cargo loading-unloading as 32h-19 fsc application data