5310-00-255-5204 WASHER,FLAT Index 5905-00-255-5209 RESISTOR,VARIABLE,WIRE WOUND,NON

National Stock Number:
5310-00-255-5205

Federal Supply Class:
5310

National Item Identification Number:
002555205

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:
410969-896214RAYTHEON COMPANY
FF-N-83681348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
MS25082-S296906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626,1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 360 OVERALL
NOMINAL THREAD SIZE0.164 INCHES
NONDEFINITIVE SPEC/STD DATA2 TYPE
NUT HEIGHT0.073 INCHES MINIMUM AND 0.083 INCHES MAXIMUM
NUT STYLEHEXAGON
PRECIOUS MATERIAL AND LOCATIONOVERALL SILVER
PRECIOUS MATERIALSILVER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTSILVER OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH32
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS0.336 INCHES MINIMUM AND 0.345 INCHES MAXIMUM


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