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		                        | National Stock Number:
 5310-00-268-6019
 
 Federal Supply Class:
 5310
 
 National Item Identification Number:
 002686019
 
 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:
 
 | AN316C10R | 0ZBE8 | TRIMAN INDUSTRIES INC |  | AN316C10R | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |  | FF-N-836 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |  | AN316C10R | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |  | AN316C10R | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | 
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 Techincal Specification:
 
 | BEARING SURFACE TYPE | CHAMFERED |  | COUNTERSINK ANGLE | 110.0 DEGREES NOMINAL NUT |  | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |  | MATERIAL | STEEL COMP 302  OR STEEL COMP 303  OR STEEL COMP 304  OR STEEL COMP 305  OR STEEL COMP 316  OR STEEL COMP 317  OR STEEL COMP 347  OR STEEL COMP 410  OR STEEL COMP 414  OR STEEL COMP 416 OVERALL |  | NOMINAL THREAD SIZE | 0.625 INCHES |  | NONDEFINITIVE SPEC/STD DATA | 2 TYPE |  | NUT HEIGHT | 0.312 INCHES NOMINAL |  | NUT STYLE | HEXAGON |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |  | SURFACE TREATMENT | PASSIVATE OVERALL |  | THREAD CLASS | 3B |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD QUANTITY PER INCH | 18 |  | THREAD SERIES | UNF |  | WIDTH ACROSS FLATS | 0.986 INCHES MINIMUM AND 1.002 INCHES MAXIMUM | 
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