4730-00-760-0304 SHIELD,SAFETY,PIPE FLANGE Index 5905-00-760-0307 RESISTOR,FIXED,FILM

National Stock Number:
5310-00-760-0305

Federal Supply Class:
5310

National Item Identification Number:
007600305

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:
760030519200US ARMY ARDEC RDECOM


Techincal Specification:
BEARING SURFACE TYPEFLAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 360 OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NUT HEIGHT0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM
NUT STYLEHEXAGON
SPECIAL FEATURESONE GROOVE ACROSS POINTS 0.125 IN. W BY 0.015 IN. DEEP
WIDTH ACROSS FLATS0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-N-290,CL 1,TY 7 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTNICKEL OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH28
THREAD SERIESUNF


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