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		                        | National Stock Number:
 5310-01-437-3887
 
 Federal Supply Class:
 5310
 
 National Item Identification Number:
 014373887
 
 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:
 
 | B18241B140 | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED | 
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 Techincal Specification:
 
 | BEARING SURFACE TYPE | CHAMFERED OR WASHER FACED |  | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-Z-325 TYPE 2 CLASS 3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |  | MATERIAL | STEEL OVERALL |  | NOMINAL THREAD SIZE | 14.0 MILLIMETERS |  | NUT HEIGHT | 12.10 MILLIMETERS MINIMUM AND 12.80 MILLIMETERS MAXIMUM |  | NUT STYLE | HEXAGON |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325 TYPE 2, CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |  | SURFACE TREATMENT | ZINC  AND CHROMATE OVERALL |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD PITCH IN MILLIMETERS | 2.00 |  | THREAD SERIES | ISO M |  | THREAD TOLERANCE CLASS | 6H INTERNAL |  | WIDTH ACROSS FLATS | 20.67 MILLIMETERS MINIMUM AND 21.00 MILLIMETERS MAXIMUM | 
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