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		                        | National Stock Number:
 5310-00-266-4400
 
 Federal Supply Class:
 5310
 
 National Item Identification Number:
 002664400
 
 Description:
 NUT,SELF-LOCKING,HEXAGON
 
 Detail:
 A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes NUT (1), SELF-LOCKING, CAP.
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 Manufacturer Information:
 
 | 638014-16 | 98897 | LOCKHEED MARTIN CORP |  | AN365-1018 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |  | MR43-19 | 76005 | LORD CORPORATION |  | MS20365-1018 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | 
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 Techincal Specification:
 
 | THREAD DIRECTION | RIGHT-HAND |  | MATERIAL | STEEL OVERALL |  | NUT STYLE | HEXAGON |  | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN OR |  |  | PREVAILING TORQUE WITH NONMETALLIC INSERT |  | BEARING SURFACE TYPE | WASHER FACED |  | THREAD SERIES | UNF |  | NOMINAL THREAD SIZE | 0.625 INCHES |  | THREAD QUANTITY PER INCH | 18 |  | THREAD CLASS | 3B |  | SURFACE TREATMENT | CADMIUM OR |  |  | ZINC OVERALL |  | NUT HEIGHT | 0.750 INCHES NOMINAL |  | WIDTH ACROSS FLATS | 0.938 INCHES NOMINAL |  | SPEC/STD CONTROLLING DATA |  |  | MANUFACTURERS CODE | 96906 |  | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS20365-1018 | 
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