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		                        | National Stock Number:
 4730-00-444-9910
 
 Federal Supply Class:
 4730
 
 National Item Identification Number:
 004449910
 
 Description:
 ADAPTER,STRAIGHT,TUBE TO BOSS
 
 Detail:
 An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. It is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also COUPLING, TUBE and NIPPLE, TUBE.
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 Manufacturer Information:
 
 | CV21-300523-1 | 80378 | TRIUMPH AEROSTRUCTURES, LLC | 
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 Techincal Specification:
 
 | MATERIAL | STEEL COMP 303 OVERALL |  | SURFACE TREATMENT | PASSIVATE INSIDE |  |  | PASSIVATE OUTSIDE |  | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END |  |  | THREADED EXTERNAL BOSS 2ND END |  | CONNECTION STYLE | FLARED (TUBE) 1ST END |  |  | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END |  | SEAT ANGLE | 37.0 DEGREES 1ST END |  | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.375 INCHES 1ST END |  | THREAD SERIES DESIGNATOR | UNF 1ST END |  |  | UNF 2ND END |  | NOMINAL THREAD SIZE | 0.562 INCHES 1ST END |  |  | 0.438 INCHES 2ND END |  | THREAD CLASS | 3A 1ST END |  |  | 3A 2ND END |  | REDUCED PASSAGE NOMINAL INSIDE DIAMETER | 0.025 INCHES 2ND END |  | NOMINAL OVERALL LENGTH | 1.219 INCHES | 
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