5310-00-042-6894 NUT,PLAIN,HEXAGON Index 2840-00-042-6896 SEAL,AIR,AIRCRAFT GAS TURBINE EN

National Stock Number:
5310-00-042-6895

Federal Supply Class:
5310

National Item Identification Number:
000426895

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:
42689524617GENERAL MOTORS CORP
4268957X677GENERAL MOTORS LLC
MILB857TYPEA81349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
THREAD SERIESUNC
NOMINAL THREAD SIZE0.500 INCHES
THREAD QUANTITY PER INCH13
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
SURFACE TREATMENTCADMIUM OR
ZINC OVERALL
NUT STYLEHEXAGON
NUT HEIGHT0.277 INCHES MINIMUM AND
0.317 INCHES MAXIMUM
WIDTH ACROSS FLATS0.7880 INCHES MINIMUM AND
0.8125 INCHES MAXIMUM
BEARING SURFACE TYPECHAMFERED OR
WASHER FACED
NONDEFINITIVE SPEC/STD DATAA TYPE
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMILB857TYPEA


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