5310-00-682-5723 WASHER,SPRING TENSION Index 5310-00-682-5725 WASHER,FLAT

National Stock Number:
5305-00-682-5724

Federal Supply Class:
5305

National Item Identification Number:
006825724

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:
AN565EC524H488044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
FFS103TYPE3STYLE681348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC


Techincal Specification:
FASTENER LENGTH0.250 INCHES NOMINAL
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7720 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-18732 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 302 OR STEEL COMP 431 OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES
POINT STYLEHALF DOG
THREAD LENGTH0.250 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNF
WIDTH ACROSS FLATS0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL


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