5305-01-103-6590 SCREW,EXTERNALLY RELIEVED BODY Index 5340-01-103-6592 CAP,PROTECTIVE,DUST AND MOISTURE

National Stock Number:
5305-01-103-6591

Federal Supply Class:
5305

National Item Identification Number:
011036591

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:
0N21994298230NATIONAL SECURITY AGENCY


Techincal Specification:
FASTENER LENGTH0.440 INCHES NOMINAL
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.164 INCHES
POINT STYLEFLAT
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS0.078 INCHES NOMINAL


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