5305-00-497-4072 (FFS107TYPEASTYLE9S)
NSN 5305-00-497-4072 (NIIN 00-497-4072) 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 FFS107TYPEASTYLE9S (Federal Specifications Promulgated, CAGE 81348); also referenced as Q5033A8-10 (General Dynamics Corp Convair Div); PK65A8-10 (Usm Corp Sub Of Emhart Industries).
NIIN assigned January 1961; DEMIL A (none required). Related NSN 5305-00-432-4171.