5331-00-824-6183 O-RING Index 5305-00-824-6187 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5310-00-824-6186

Federal Supply Class:
5310

National Item Identification Number:
008246186

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:
002-003730-01426916NORTHROP GRUMMAN SYSTEMS CORPORATION
FF-N-83681348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
MS25082-1496906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
NUT HEIGHT0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM
NUT STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD NO. 66 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NONDEFINITIVE SPEC/STD DATA2 TYPE
THREAD PITCH DIAMETERS+0.2338 TO 0.2376 INCHES
THREAD SERIESUNS
THREAD QUANTITY PER INCH40
WIDTH ACROSS FLATS0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THREAD DIRECTIONRIGHT-HAND


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