5305-00-017-2425 (172425)
NSN 5305-00-017-2425 (NIIN 00-017-2425) is a tapping screw in Federal Supply Class 5305, Screws — a hardened externally threaded fastener whose thread extends to the bearing surface of the head. Manufacturer part number 172425 (General Motors LLC, CAGE 7X677); also referenced as FFS107TYPECSSTYLE10P (Federal Specifications Promulgated).
NIIN assigned January 1963; DEMIL A (none required).