5305-00-003-6769 (FFS107)
NSN 5305-00-003-6769 (NIIN 00-003-6769) is a tapping screw in Federal Supply Class 5305, Screws — a hardened externally threaded fastener whose thread extends to the bearing surface of the head. Manufacturer part number FFS107 (Federal Specifications Promulgated, CAGE 81348); also referenced as MS24627-64 (National Aerospace Standards).
Key specs: case-hardened; full characteristics table below. NIIN assigned May 1972; DEMIL A (none required); unit of issue PG (package), $15.35 gov standard price; ships at 0.006 lb / 0.0001 cu ft.