5305-01-157-6794, SCREW,TAPPING

National Stock Number:
5305-01-157-6794

Federal Supply Class:
5305

National Item Identification Number:
011576794

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
MS24627-62	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS24627-62	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

NONMACHINE THREAD STYLE	THRU SLOT (TYPE D)
NONMACHINE NOMINAL THREAD DIAMETER	0.250 INCHES
FASTENER LENGTH	0.500 INCHES NOMINAL
MATERIAL	STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT	CADMIUM AND
	CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE	FLAT COUNTERSUNK UNDERCUT
HEAD DIAMETER	0.452 INCHES MINIMUM AND
	0.507 INCHES MAXIMUM
HEAD HEIGHT	0.092 INCHES MINIMUM AND
	0.107 INCHES MAXIMUM
COUNTERSINK ANGLE	80.0 DEGREES MINIMUM AND
	82.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE	CROSS RECESS TYPE 1
NONDEFINITIVE SPEC/STD DATA	D TYPE OR
	F TYPE OR
	G TYPE OR
	T TYPE
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	FF-S-107

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