5310-00-549-7048 WASHER,KEY Index 5310-00-549-7054 NUT,PLAIN,KNURLED

National Stock Number:
5310-00-549-7052

Federal Supply Class:
5310

National Item Identification Number:
005497052

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:
581620-13B150RAYTHEON COMPANY
581620-149956RAYTHEON COMPANY
581620-154X10RAYTHEON COMPANY


Techincal Specification:
THREAD SERIESUNS
NOMINAL THREAD SIZE0.500 INCHES
THREAD QUANTITY PER INCH40
THREAD PITCH DIAMETERS0.4838 TO 0.4879 INCHES
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL COMP 303 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-14072,E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NUT STYLEHEXAGON
NUT HEIGHT0.310 INCHES NOMINAL
WIDTH ACROSS FLATS0.688 INCHES NOMINAL
BEARING SURFACE TYPECHAMFERED OR
WASHER FACED


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