5305-01-256-6813 SCREW,CAP,SOCKET HEAD Index 5305-01-256-6815 SCREW,TAPPING

National Stock Number:
5305-01-256-6814

Federal Supply Class:
5305

National Item Identification Number:
012566814

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:
38031L-96C-1056878SPS TECHNOLOGIES, LLC
38031L96C106MAL3CSG PARTS, LLC
94703E96C-1056878SPS TECHNOLOGIES, LLC


Techincal Specification:
FASTENER LENGTH0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.063 INCHES MINIMUM AND 0.073 INCHES MAXIMUM
HEAD DIAMETER0.250 INCHES MINIMUM AND 0.262 INCHES MAXIMUM
HEAD STYLEBUTTON
INTERNAL DRIVE STYLEHEXAGON
LOCKING FEATUREPATCH THREADS
MATERIALSTEEL OVERALL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.138 INCHES
SPECIAL FEATURESFINISH COLOR BLACK
SURFACE TREATMENTOXIDE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.533 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNRC
THREAD QUANTITY PER INCH32
WIDTH ACROSS FLATS0.0781 INCHES NOMINAL


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