5310-00-231-4952 WASHER,FLAT Index 5970-00-231-4956 INSULATION SLEEVING,ELECTRICAL

National Stock Number:
5310-00-231-4954

Federal Supply Class:
5310

National Item Identification Number:
002314954

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:
210-0583-0059873SPACELABS-HILLSBORO OPERATIONS SQUIBB VITATEK INC
210-0583-0080009TEKTRONIX, INC.
2X20319-40273743FISCHER SPECIAL MFG CO


Techincal Specification:
BEARING SURFACE TYPEFLAT
MATERIALCOPPER ALLOY OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NUT HEIGHT0.057 INCHES MINIMUM AND 0.062 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.312 INCHES NOMINAL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2B
THREAD SERIESUNEF
THREAD QUANTITY PER INCH32


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