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


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