5305-00-286-3474 SETSCREW Index 5305-00-286-3479 SETSCREW

National Stock Number:
5305-00-286-3475

Federal Supply Class:
5305

National Item Identification Number:
002863475

Description:
SETSCREW

Detail:
An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.


Manufacturer Information:
760018519200US ARMY ARDEC RDECOM


Techincal Specification:
FASTENER LENGTH0.500 INCHES NOMINAL
HEAD DIAMETER0.110 INCHES MINIMUM AND 0.183 INCHES MAXIMUM
HEAD HEIGHT0.109 INCHES MINIMUM AND 0.112 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.112 INCHES
POINT STYLECONE
WIDTH ACROSS FLATS0.078 INCHES MINIMUM AND 0.108 INCHES MAXIMUM
SURFACE TREATMENTCHROMATE ZINC OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.312 INCHES MINIMUM
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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