5305-00-317-4493, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-00-317-4493

Federal Supply Class:
5305

National Item Identification Number:
003174493

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.

Manufacturer Information:

3267293	82577	RAYTHEON COMPANY
3M991N3L6	45722	USM CORP SUB OF EMHART INDUSTRIES INC PARKER-KALON FASTENER DIV
3M991N3L6	56878	SPS TECHNOLOGIES, LLC
3M991N3L6	76301	THE BOEING COMPANY
3M991N3L6	76854	ELECTRO SWITCH CORP.
3M991N3L6	82896	SAFETY SOCKET LLC
3M991N3L6	82898	SEARLE AERO INDUSTRIES

Techincal Specification:

DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	0.405 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH	0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM
HEAD DIAMETER	0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD HEIGHT	0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	IRON ALLOY 660 OVERALL
NOMINAL THREAD DIAMETER	0.190 INCHES
SHANK UNTHREADED HOLE DIAMETER	0.0470 INCHES MINIMUM AND 0.0485 INCHES MAXIMUM FIRST HOLE
WIDTH ACROSS FLATS	0.156 INCHES MINIMUM AND 0.159 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.672 INCHES MINIMUM AND 0.766 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNF
THREAD QUANTITY PER INCH	32

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