5305-01-351-3514, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-351-3514

Federal Supply Class:
5305

National Item Identification Number:
013513514

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:

3237591

10001

NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER

Techincal Specification:

FASTENER LENGTH	0.985 INCHES MINIMUM AND 1.031 INCHES MAXIMUM
HARDNESS RATING	80.0 ROCKWELL C MINIMUM FASTENER
HEAD DIAMETER	0.457 INCHES MINIMUM AND 0.468 INCHES MAXIMUM
HEAD HEIGHT	0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
INTERNAL DRIVE STYLE	HEXAGON
LOCKING FEATURE	STRIP OR PELLET OR PATCH THREADS
MATERIAL	PLASTIC POLYAMIDE LOCKING FEATURESTEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP XM-7 OR STEEL COMP 384 FASTENER
MINIMUM TENSILE STRENGTH	80000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH	30000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.312 INCHES
WIDTH ACROSS FLATS	0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENT	PASSIVATE FASTENER
THREAD CLASS	3A
THREAD DIRECTION	LEFT-HAND
THREAD LENGTH	0.917 INCHES MINIMUM AND 1.031 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNF
THREAD QUANTITY PER INCH	24

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