5305-00-959-7079 (FFS85)
NSN 5305-00-959-7079 (NIIN 00-959-7079) is a hexagon head cap screw in Federal Supply Class 5305, Screws — an externally threaded fastener designed for insertion into holes in assembled parts. Manufacturer part number FFS85 (Federal Specifications Promulgated, CAGE 81348); also referenced as MS90725-282, NASM90725 (National Aerospace Standards).
Key specs: 19 to 30 rockwell c overall hardness; full characteristics table below. NIIN assigned May 1966; DEMIL A (none required); unit of issue EA (each), $15.98 gov standard price; ships at 2.4 lb / 0.0145 cu ft. Supersedes 5305-00-655-5969 (2023), 5305-00-972-5739 (1967).