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		                             National Stock Number: 4730-00-200-0269
  Federal Supply Class: 4730
  National Item Identification Number: 002000269
  Description: INVERTED NUT,TUBE COUPLING
  Detail: AN EXTERNALLY THREADED FASTENING DEVICE WHICH HAS AN INTERNAL OR EXTERNAL SEAT, DESIGNED TO MATE WITH THE SEAT OF AN INTERNALLY THREADED TUBE FITTING FOR THE PURPOSE OF SECURING THE TUBE TO THE FITTING TO FORM A LEAKPROOF CONNECTION.
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  Manufacturer Information:
 | 82312S4105-502657PC265 | 80064 | NAVAL SHIP SYSTEMS COMMAND |  | S-1873-A | 15434 | CUMMINS INC. |  | S1873-A | 15434 | CUMMINS INC. |   
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  Techincal Specification:
 | CASEHARDENING INDICATOR | NOT CASEHARDENED |  | FABRICATION METHOD | BAR STOCK, MACHINED |  | MATERIAL DOCUMENT AND CLASSIFICATION | SAE 72 ASSN STD SINGLE MATERIAL RESPONSE |  | MATERIAL | COPPER ALLOY 360 |  | OVERALL LENGTH | 0.734 INCHES NOMINAL |  | SEAT ANGLE IN DEG | 45.00 |  | SCREW THREAD SERIES DESIGNATOR | UNS |  | SMALLEST INSIDE DIAMETER | 0.250 INCHES NOMINAL |  | STYLE DESIGNATOR | INVERTED NUT, TUBE, COMPRESSION |  | THREAD CLASS | 3A |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD SIZE | 7/16 IN. -24 |  | TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED | 0.250 INCHES NOMINAL |  | WIDTH ACROSS FLATS | 0.438 INCHES NOMINAL |   
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