5305-00-022-0531 (FFS107TYPEUSTYLE1P)
NSN 5305-00-022-0531 (NIIN 00-022-0531) is a drive screw in Federal Supply Class 5305, Screws — a hardened cylindrical fastener with multiple spiral flutes on its shank. Manufacturer part number FFS107TYPEUSTYLE1P (Federal Specifications Promulgated, CAGE 81348).
NIIN assigned January 1963; DEMIL A (none required). Related NSN 5305-00-253-5626.