5305-01-242-1782, SCREW,TAPPING

National Stock Number:
5305-01-242-1782

Federal Supply Class:
5305

National Item Identification Number:
012421782

Description:
SCREW,TAPPING

Detail:
A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes SCREW, ASSEMBLED WASHER.

Manufacturer Information:

FF-S-107	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
MS51869-5	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SK-2201-10	0EAK3	GSE MANAGEMENT CO

Techincal Specification:

EXTENDED WASHER THICKNESS	0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM
EXTENDED WASHER DIAMETER	0.302 INCHES MINIMUM AND 0.328 INCHES MAXIMUM
FASTENER LENGTH	0.750 INCHES NOMINAL
HEAD HEIGHT	0.080 INCHES MINIMUM AND 0.093 INCHES MAXIMUM
HEAD STYLE	HEXAGON EXTENDED WASHER
INTERNAL DRIVE STYLE	W/O INTERNAL DRIVE
MATERIAL	STEEL OVERALL
NONDEFINITIVE SPEC/STD DATA	SF TYPE OR SW TYPE OR TT TYPE
NONMACHINE NOMINAL THREAD DIAMETER	0.138 INCHES
NONMACHINE THREAD STYLE	BLUNT (SF) OR BLUNT (TYPE SW) OR BLUNT (TYPE TT)
WIDTH BETWEEN FLATS	0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL

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