5305-01-209-7704 (172429)
NSN 5305-01-209-7704 (NIIN 01-209-7704) 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 172429 (General Motors Corp Chevrolet Motor, CAGE 11862); also referenced as MS24629-058, NASM24629-058 (National Aerospace Standards).
NIIN assigned June 1985; DEMIL A (none required); unit of issue EA (each), $319.68 gov standard price; ships at 1.8 lb / 0.0034 cu ft.