5305-01-372-5679, SCREW,TAPPING

National Stock Number:
5305-01-372-5679

Federal Supply Class:
5305

National Item Identification Number:
013725679

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:

MS51850-89	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS51850-89	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

FASTENER LENGTH	1.200 INCHES MINIMUM AND 1.300 INCHES MAXIMUM
HEAD HEIGHT	0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
HEAD STYLE	HEXAGON
INTERNAL DRIVE STYLE	SLOT
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD 1ST MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1524 OVERALL
NONMACHINE NOMINAL THREAD DIAMETER	0.250 INCHES
NONMACHINE THREAD STYLE	GIMLET POINT (TYPE A, AB OR BA)
WIDTH BETWEEN FLATS	0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL

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