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		                        | National Stock Number:
 4730-01-569-2733
 
 Federal Supply Class:
 4730
 
 National Item Identification Number:
 015692733
 
 Description:
 NUT,TUBE COUPLING
 
 Detail:
 AN INTERNALLY THREADED NUT WHICH HAS EITHER AN INTERNAL SEAT OR SHOULDER AND/OR IS DESIGNED TO BE USED WITH A FERRULE, TO MATE WITH THE SEAT OF AN EXTERNALLY THREADED TUBE FITTING TO FORM A LEAKPROOF CONNECTION. EXCLUDES NUT (1), TUBE COUPLING, REDUCING; AND NUT (1), UNION.
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 Manufacturer Information:
 
 | AS18280 | 0U583 | SAE INTERNATIONAL |  | AS18280 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |  | MS21921V8PANDMS21922-8 | 0U583 | SAE INTERNATIONAL |  | MS21921V8PANDMS21922-8 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | 
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 Techincal Specification:
 
 | FABRICATION METHOD | CAST OR FORGED OR MACHINED OR MACHINED OR STAMPED |  | LENGTH TO SHOULDER | 0.516 INCHES NOMINAL |  | MATERIAL | STEEL CORROSION RESISTING OVERALL |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT,TUBE COUPLING |  | NOMINAL THREAD SIZE | 0.750 INCHES |  | NOMINAL TUBE OUTSIDE DIAMETER | 0.500 INCHES |  | NUT HEIGHT | 0.865 INCHES NOMINAL |  | NUT STYLE | TUBE COUPLING |  | SEAT ANGLE | 45.0 DEGREES NOMINAL |  | SMALLEST INSIDE DIAMETER | 0.555 INCHES NOMINAL |  | SPECIAL FEATURES | FURNISHED WITH CLINCH SLEEVE |  | WIDTH ACROSS FLATS | 0.875 INCHES NOMINAL |  | SUPPLEMENTARY FEATURES | THIS IS REPLACING NSN: 4730-00-910-5306 |  | SURFACE TREATMENT | CADMIUM OVERALL |  | THREAD CLASS | 3B |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD QUANTITY PER INCH | 16 |  | THREAD SERIES | UNJF | 
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