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.
Classification: Aluminum tube or pipe fittings (couplings,elbows sleeves)
NSN 4140-00-170-5152
NSN 5975-01-065-9712
NSN 6150-00-424-2955
NSN 5930-01-482-5104
NSN 5998-01-521-3872
NSN 5835-01-346-1386
NSN 6650-00-159-7117
NSN 5915-01-394-3682
NSN 5950-01-004-0441
NSN 6145-00-987-3401
NSN 5975-00-223-9863
NSN 5996-01-226-6604