5310-00-687-7410 WASHER,FLAT Index 5305-00-687-7414 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-00-687-7413

Federal Supply Class:
5305

National Item Identification Number:
006877413

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:
109980-137695RAYTHEON COMPANY
324-0054-0013499ROCKWELL COLLINS, INC.
324-0054-00013499ROCKWELL COLLINS, INC.
907312018876U S ARMY AVIATION AND MISSILE COMMAND
FF-S-8681348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC


Techincal Specification:
FASTENER LENGTH0.312 INCHES NOMINAL
HEAD DIAMETER0.136 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
HEAD HEIGHT0.083 INCHES MINIMUM AND 0.086 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLESIX SPLINE
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER0.086 INCHES
SPECIAL FEATURESTOP OF HEAD CHAMFERED 30 DEG
SPLINE MAJOR DIAMETER0.074 INCHES NOMINAL
SPLINE MINOR DIAMETER0.064 INCHES NOMINAL
SPLINE WIDTH0.016 INCHES NOMINAL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.312 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH56


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