5305-01-377-1057, SCREW,TAPPING

National Stock Number:
5305-01-377-1057

Federal Supply Class:
5305

National Item Identification Number:
013771057

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
MS51485-4	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

FASTENER LENGTH	0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
HEAD DIAMETER	0.3570 INCHES MINIMUM AND 0.3730 INCHES MAXIMUM
HEAD HEIGHT	0.1220 INCHES MINIMUM AND 0.1330 INCHES MAXIMUM
HEAD STYLE	PAN
INTERNAL DRIVE STYLE	CROSS RECESS TYPE 1
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	0.190 INCHES
NONMACHINE THREAD STYLE	THRU SLOT (TYPE D) OR DOUBLE FLUTE (TYPE F) OR WIDE FLUTE (TYPE T) OR THRU SLOT (TYPE 6)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	ZINC AND CHROMATE OVERALL

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