5305-01-206-2157, SCREW,TAPPING

5305-01-206-2156 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-206-2157

Federal Supply Class:
5305

National Item Identification Number:
012062157

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
MS24630-52	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

FASTENER LENGTH	1.453 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
HEAD HEIGHT	0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM
HEAD DIAMETER	0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM
HEAD STYLE	PAN
INTERNAL DRIVE STYLE	CROSS RECESS TYPE 1
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIAL	STEEL COMP 410 OR STEEL COMP 420 OVERALL
NONDEFINITIVE SPEC/STD DATA	D TYPE
NONMACHINE NOMINAL THREAD DIAMETER	0.190 INCHES
NONMACHINE THREAD STYLE	THRU SLOT (TYPE D)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL

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