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National Stock Number:
5310-01-390-1668
Federal Supply Class:
5310
National Item Identification Number:
013901668
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:
| 49 BUSL 243-001 ITEM 10 | 81340 | UNITED STATES COAST GUARD DBA USCG SFLC |
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Techincal Specification:
| BEARING SURFACE TYPE | FLAT | | NOMINAL THREAD SIZE | 1.750 INCHES | | NUT HEIGHT | 1.000 INCHES NOMINAL | | NUT STYLE | HEXAGON | | SPECIAL FEATURES | MATERIAL BRONZE WITH SILICON INSERT, KEYSTOCK 9/16 BY 5 1/2 INS. LG, KEY SPLIT 1/4 BY 2 1/4 INS. LG ARE INCLUDED WITH THE COUPLING | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 5 | | THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |
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