4540-01-023-2458 HEATING ELEMENT,ELECTRICAL,IMMER Index 5310-01-023-2460 NUT,SELF-LOCKING,HEXAGON

National Stock Number:
5310-01-023-2459

Federal Supply Class:
5310

National Item Identification Number:
010232459

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:
7230917-0198752WARNER ROBINS AIR LOGISTICS CENTER


Techincal Specification:
BEARING SURFACE FINISH63.0 MICROINCHES
BEARING SURFACE TYPEFLAT
COUNTERSINK ANGLE100.0 DEGREES NOMINAL NUT
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-862 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD SIZE0.440 INCHES
NUT HEIGHT0.150 INCHES NOMINAL
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.625 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TYPE 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH28
THREAD PITCH DIAMETERS+0.4162 TO 0.4210 INCHES
THREAD SERIESUNS


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