6625-00-937-4979 EXTENDER SPACE CIRC Index 5305-00-937-4981 SCREW,MACHINE

National Stock Number:
5305-00-937-4980

Federal Supply Class:
5305

National Item Identification Number:
009374980

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:
1621224PC108092DEPARTMENT OF THE NAVY NAVAL SURFACE WARFARE CENTER CRANE DETACHMENT
1621224PC108KE6NAVSURFWARCEN DET PICATINNY


Techincal Specification:
FASTENER LENGTH0.750 INCHES NOMINAL
HEAD DIAMETER0.250 INCHES NOMINAL
HEAD HEIGHT0.060 INCHES NOMINAL
INTERNAL DRIVE STYLEHEXAGON
LOCKING FEATUREPELLET THREADS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER0.138 INCHES
WIDTH ACROSS FLATS0.062 INCHES MINIMUM AND 0.063 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.688 INCHES MINIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNC


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