5315-00-634-7529 (501)
NSN 5315-00-634-7529 (NIIN 00-634-7529) is a headless shoulder pin in Federal Supply Class 5315, Nails, Machine Keys, And Pins — a cylindrically-shaped headless item, having a shank at one or both ends. Manufacturer part number 501 (Triumph Engine Control Systems LLC, CAGE 11599).
Key specs: case-hardened; 89 rockwell superficial 15-n minimum overall hardness; full characteristics table below. NIIN assigned January 1963; DEMIL A (none required); unit of issue EA (each), $1.32 gov standard price. Supersedes 5315-00-166-6492 (1960).