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		                             National Stock Number: 4730-00-189-2740
  Federal Supply Class: 4730
  National Item Identification Number: 001892740
  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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  Techincal Specification:
 | FABRICATION METHOD | FORGED |  | MATERIAL | COPPER ALLOY OVERALL |  | NOMINAL TUBE OUTSIDE DIAMETER | 0.438 INCHES |  | NOMINAL THREAD SIZE | 0.687 INCHES |  | NUT HEIGHT | 0.813 INCHES NOMINAL |  | NUT STYLE | TUBE COUPLING |  | SEAT ANGLE | 45.00 DEGREES NOMINAL |  | SMALLEST INSIDE DIAMETER | 0.442 INCHES NOMINAL |  | WIDTH ACROSS FLATS | 1.000 INCHES NOMINAL |  | THREAD CLASS | 2B |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD SERIES | UNS |  | THREAD QUANTITY PER INCH | 16 |   
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