5310-00-281-1328 NUT,PLAIN,HEXAGON Index 4730-00-281-1330 LOCKNUT,TUBE FITTING

National Stock Number:
5310-00-281-1329

Federal Supply Class:
5310

National Item Identification Number:
002811329

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:
1227T2543D6E9MERITOR INDUSTRIAL PRODUCTS, LLC
1227T25445320PACCAR GOVERNMENT GROUP CO YARROW BAY OFFICE PK
753547719207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
1227T25478500MERITOR HEAVY VEHICLE SYSTEMS, LLC


Techincal Specification:
BEARING SURFACE TYPEWASHER FACED
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.138 INCHES
NUT HEIGHT0.250 INCHES NOMINAL
NUT STYLEHEXAGON
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH32
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS0.313 INCHES NOMINAL


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