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National Stock Number:
5310-01-197-3099
Federal Supply Class:
5310
National Item Identification Number:
011973099
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:
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Techincal Specification:
| BEARING SURFACE TYPE | WASHER FACED | | COUNTERSINK ANGLE | 90.0 DEGREES NOMINAL FIRST END | | HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | JDM,FSCM 75160 MFR REF ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL COMP 1045 OVERALL OR STEEL COMP 1141 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD SIZE | 1.750 INCHES | | NUT HEIGHT | 0.391 INCHES NOMINAL | | NUT STYLE | HEXAGON | | WIDTH ACROSS FLATS | 2.440 INCHES NOMINAL | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES | UN |
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