Used on B002A. retainer, spring heat treatment 180.000-200.000 psi uts per mil-h-6875 except that tempering temperature must be 700 degrees f; interchangeable per mil i 8500; protective coating ivd aluminum per mil-c-83488 class 2. type ii, or ams 2427-5; glass bead blast after plating; plating thinkness apply after bead blast; hardness check per ai-445; all dementions apply after plating.
0.875" hole diameter 6.428" outside diameter 0.470" material thickness navy special project 3 lugs for chucking purposes only 120 degrees apart by 0.75 long located at the base of the recessed washer.