5935-00-854-3742 CONNECTOR,PLUG,ELECTRICAL Index 5305-00-854-3746 SCREW,CLOSE TOLERANCE

National Stock Number:
5305-00-854-3744

Federal Supply Class:
5305

National Item Identification Number:
008543744

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:
SCB9885480063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
FASTENER LENGTH0.984 INCHES MINIMUM AND 1.016 INCHES MAXIMUM
HEAD DIAMETER0.370 INCHES NOMINAL
HEAD HEIGHT0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM
HEAD STYLEKNURLED NO. 1
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
POINT CHAMFER ANGLE60.0 DEGREES NOMINAL
POINT LENGTH0.217 INCHES NOMINAL
POINT STYLECONE
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.767 INCHES MINIMUM AND 0.799 INCHES MAXIMUM
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS0.188 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-14072,FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A


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