1290-00-765-2267 RETAINER Index 5310-00-765-2280 NUT,PLAIN,HEXAGON

National Stock Number:
5310-00-765-2271

Federal Supply Class:
5310

National Item Identification Number:
007652271

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:
765227119200US ARMY ARDEC RDECOM


Techincal Specification:
BEARING SURFACE FINISH250.0 MICROINCHES
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD SIZE0.750 INCHES
NUT HEIGHT0.398 INCHES MINIMUM AND 0.446 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS1.109 INCHES MINIMUM AND 1.141 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH16
THREAD SERIESUNF


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