5305-01-395-9650, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-395-9650

Federal Supply Class:
5305

National Item Identification Number:
013959650

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:

801-6641188FNA33

53711

NAVAL SEA SYSTEMS COMMAND

Techincal Specification:

FASTENER LENGTH	1.500 INCHES NOMINAL
HEAD HEIGHT	0.616 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
HEAD DIAMETER	0.921 INCHES MINIMUM AND 0.938 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
INTERNAL DRIVE STYLE	HEXAGON
LOCKING FEATURE	PELLET OR STRIP OR PATCH THREADS
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A493 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A493 ASSN STD 2ND MATERIAL RESPONSE FASTENER
MATERIAL	PLASTIC POLYAMIDE NYLON LOCKING FEATURE
MATERIAL	STEEL COMP 304 OR STEEL COMP 305 FASTENER
MINIMUM YIELD STRENGTH	50000 POUNDS PER SQUARE INCH
MINIMUM TENSILE STRENGTH	105000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.625 INCHES
WIDTH ACROSS FLATS	0.500 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENT	PASSIVATE FASTENER
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.318 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH	11

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