CORROSION RESISTANT STEEL TYPE 440-C PER QQ-S-763; FINISH NO. 5.4.1 OF MIL-STD-171; 1.880 IN. O/A H; 2.358 IN. O/A DIA; 1.380 IN. H BODY; 0.500 IN.H HUB; 1.905 IN. INSIDE BODY DIA; 0.265 IN. INSIDE DIA HUB; 0.4990 IN. O/A DIA HUB; 0.125 IN. DIA HOLE 2 PLACES