4210-01-063-5809 EXTINGUISHER,FIRE Index 5965-01-063-5811 CUSHION,EAR

National Stock Number:
5305-01-063-5810

Federal Supply Class:
5305

National Item Identification Number:
010635810

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:
1167365219207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
FASTENER LENGTH0.579 INCHES MINIMUM AND 0.609 INCHES MAXIMUM
FEATURES PROVIDEDCASEHARDENED
HARDNESS RATING28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLEHEXAGON
LOCKING FEATURESTRIP THREADS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 8740 OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES
POINT CHAMFER ANGLE80.0 DEGREES MINIMUM AND 90.0 DEGREES MAXIMUM
POINT LENGTH0.054 INCHES MINIMUM AND 0.075 INCHES MAXIMUM
POINT STYLEFLAT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.425 INCHES MINIMUM AND 0.446 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH24
WIDTH ACROSS FLATS0.187 INCHES MINIMUM AND 0.189 INCHES MAXIMUM


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