5306-01-009-6677 BOLT,INTERNAL WRENCHING Index 5305-01-009-6680 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-009-6679

Federal Supply Class:
5305

National Item Identification Number:
010096679

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:
AQM60CR524-10E26233NYLOK LLC
LK21295-3826304TORKON FASTENER CORP
MS21295-3880205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS21295-3896906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.527 INCHES MINIMUM AND
0.640 INCHES MAXIMUM
FASTENER LENGTH0.610 INCHES MINIMUM AND
0.640 INCHES MAXIMUM
MATERIALSTEEL COMP 302 OR
STEEL COMP 304 OR
STEEL COMP 305 OR
STEEL COMP 316 OR
STEEL COMP 384 OR
STEEL COMP XM-7 OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING80.0 ROCKWELL B MINIMUM OVERALL
MINIMUM TENSILE STRENGTH80000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH30000 POUNDS PER SQUARE INCH
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER0.457 INCHES MINIMUM AND
0.468 INCHES MAXIMUM
HEAD HEIGHT0.306 INCHES MINIMUM AND
0.312 INCHES MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.250 INCHES MINIMUM AND
0.253 INCHES MAXIMUM
LOCKING FEATUREPATCH OR
PELLET OR
STRIP THREADS


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