5305-00-068-9174 (FFS85)
NSN 5305-00-068-9174 (NIIN 00-068-9174) 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 NASM90725 (National Aerospace Standards); MS90725-25 (Military Standards).
Key specs: 25 to 34 rockwell c overall hardness; full characteristics table below. NIIN assigned January 1963; DEMIL A (none required); unit of issue EA (each), $9.07 gov standard price; ships at 0.0728 lb / 0.0007 cu ft.