5305-01-065-7119 SCREW,SPECIAL,GROUN Index 5342-01-065-7121 RETAINER

National Stock Number:
5310-01-065-7120

Federal Supply Class:
5310

National Item Identification Number:
010657120

Description:
NUT,PLAIN,HEXAGON

Detail:
A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see LOCKNUT, ELECTRICAL CONDUIT. See also LOCKNUT, TUBE FITTING. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)


Manufacturer Information:
SM-B-77783180063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
NUT HEIGHT0.250 INCHES MINIMUM
NUT STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONASTM 582, COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD SIZE0.625 INCHES
WIDTH ACROSS FLATS0.880 INCHES MINIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNEF
THREAD QUANTITY PER INCH24


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