5305-00-531-0064 SCREW,MACHINE Index 5305-00-531-0080 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-00-531-0077

Federal Supply Class:
5305

National Item Identification Number:
005310077

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:
820176919200US ARMY ARDEC RDECOM


Techincal Specification:
FASTENER LENGTH0.375 INCHES NOMINAL
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER0.125 INCHES
POINT STYLECUP
WIDTH ACROSS FLATS0.062 INCHES NOMINAL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.375 INCHES MINIMUM
THREAD QUANTITY PER INCH44
THREAD SERIES DESIGNATORUNF


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