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National Stock Number:
5310-00-276-8612
Federal Supply Class:
5310
National Item Identification Number:
002768612
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.)
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Manufacturer Information:
| 189 | 15852 | W S DARLEY & CO | | 556189KFF | 81336 | CHIEF OF ENGINEERS DEPT OF ARMY | | KFF189 | 96311 | DAKOTA FIRE APPARATUS CO INC |
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Techincal Specification:
| THREAD SERIES | UNC | | NOMINAL THREAD SIZE | 0.312 INCHES | | THREAD QUANTITY PER INCH | 18 | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL OVERALL | | NUT STYLE | HEXAGON | | NUT HEIGHT | 0.188 INCHES NOMINAL | | WIDTH ACROSS FLATS | 0.578 INCHES NOMINAL | | BEARING SURFACE TYPE | WASHER FACED |
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