5305-00-018-0207 (180207)
NSN 5305-00-018-0207 (NIIN 00-018-0207) 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 180207 (Army Weapons Command Attn, CAGE 21450); also referenced as FFS85TYPE2STYLE10PGRADE5 (Federal Specifications Promulgated); 4AX249 (Mack Trucks IncParts Opn); NASM90725 (National Aerospace Standards); MS35297-138 (Military Standards).
Key specs: 23 to 30 rockwell c overall hardness; full characteristics table below. NIIN assigned January 1963; DEMIL A (none required). Related NSN 5305-00-716-8211.