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		                             National Stock Number: 5310-00-294-8650
  Federal Supply Class: 5310
  National Item Identification Number: 002948650
  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:
 | 1290304-105 | 98897 | LOCKHEED MARTIN CORP |   
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  Techincal Specification:
 | BEARING SURFACE FINISH | 125.0 MICROINCHES |  | BEARING SURFACE TYPE | CHAMFERED |  | COUNTERSINK ANGLE | 110.0 DEGREES NOMINAL NUT |  | DRILLED HOLE DIAMETER | 0.046 INCHES NOMINAL |  | HOLE CONFIGURATION STYLE | CONFIGURATION B |  | HOLE TYPE AND QUANTITY | 3 DRILLED |  | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/9 COMP 7075 T73 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |  | MATERIAL | ALUMINUM ALLOY 7075 OVERALL |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |  | NOMINAL THREAD SIZE | 0.375 INCHES |  | NUT HEIGHT | 0.250 INCHES NOMINAL |  | NUT STYLE | HEXAGON |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | LCR77-2037 MFR REF SINGLE TREATMENT RESPONSE OVERALL |  | SURFACE TREATMENT | ANODIZE OVERALL |  | THREAD CLASS | 3B |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD QUANTITY PER INCH | 24 |  | THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |  | WIDTH ACROSS FLATS | 0.560 INCHES MINIMUM AND 0.565 INCHES MAXIMUM |   
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