5310-00-021-8438 NUT,PLAIN,HEXAGON Index 5310-00-021-8440 NUT,PLAIN,HEXAGON

National Stock Number:
5310-00-021-8439

Federal Supply Class:
5310

National Item Identification Number:
000218439

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:
13X443D6E9MERITOR INDUSTRIAL PRODUCTS, LLC
13X4478500MERITOR HEAVY VEHICLE SYSTEMS, LLC
2048B1ML14BRINKLEY TECHNOLOGY GROUP LLC
2048B28265HERCULES ENGINE CO INC
MILB857TYPEA81349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
P507659690KOEHRING CO LORAIN DIV
P50768E499KOEHRING CRANES AND EXCAVATORS INC SUB OF NORTHWEST ENGINEERING CO


Techincal Specification:
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.438 INCHES
NONDEFINITIVE SPEC/STD DATAA TYPE
NUT HEIGHT0.234 INCHES NOMINAL
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.750 INCHES NOMINAL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNC
THREAD QUANTITY PER INCH14


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