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		                        | National Stock Number:
 4730-00-890-9911
 
 Federal Supply Class:
 4730
 
 National Item Identification Number:
 008909911
 
 Description:
 LOCKNUT,TUBE FITTING
 
 Detail:
 AN ITEM WITH INTERNAL MACHINE THREADS DESIGNED TO FIT THE EXTERNAL MACHINE THREADS OF A TUBE FITTING. IT HAS FLAT FACES, ONE OF WHICH HAS A COUNTERBORED RECESS TO ACCOMMODATE PACKING, PACKING OR SEALING RING(S), GASKET(S), AND THE LIKE. THE ITEM, WHEN INSTALLED, PROVIDES A METHOD OF LOCKING AND SEALING THE CONNECTION. SEE ALSO LOCKNUT, PIPE; NUT (1), TUBE COUPLING AND NUT (1), PLAIN, HEXAGON.
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 Manufacturer Information:
 
 | NAS1410DD6 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | 
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 Techincal Specification:
 
 | THREAD SERIES | UNF |  | NOMINAL THREAD SIZE | 0.562 INCHES |  | THREAD QUANTITY PER INCH | 18 |  | THREAD CLASS | 3B |  | THREAD DIRECTION | RIGHT-HAND |  | MATERIAL | ALUMINUM ALLOY OVERALL |  | SURFACE TREATMENT | ANODIZE OVERALL |  | NUT STYLE | TUBE FITTING LOCKNUT |  | NUT HEIGHT | 0.359 INCHES NOMINAL |  | WIDTH ACROSS FLATS | 0.813 INCHES NOMINAL |  | PACKING RECESS DIAMETER | 0.678 INCHES NOMINAL |  | PACKING RECESS DEPTH | 0.104 INCHES NOMINAL |  | NOMINAL TUBE OUTSIDE DIAMETER | 0.375 INCHES | 
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