5310-00-725-2653 (PGF13716)
NSN 5310-00-725-2653 (NIIN 00-725-2653) is a flat washer in Federal Supply Class 5310, Nuts And Washers — a washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. Manufacturer part number PGF13716 (Dana Off Highway Products, LLC, CAGE 77237).
Key specs: case-hardened; 58 to 63 rockwell c hardness; full characteristics table below. NIIN assigned February 1968; DEMIL A (none required); ships at 0.25 lb / 0.002 cu ft. Supersedes 5310-00-284-2197 (1988).