5306-01-322-8759 (FF-S-85)
NSN 5306-01-322-8759 (NIIN 01-322-8759) is a machine bolt in Federal Supply Class 5306, Bolts — an externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. Manufacturer part number FF-S-85 (Federal Specifications Promulgated, CAGE 81348); also referenced as MS90727-108L (Military Standards).
Key specs: finished head; 32 to 38 rockwell c fastener hardness; full characteristics table below. NIIN assigned July 1990; DEMIL A (none required); unit of issue EA (each), $41.85 gov standard price.