First end meets sae j1926 standards, (threads and o-ring sealing)
An adapter having standard pipe threads on one end or an unthreaded end designed to accommodate a pipe. 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 pipe or pipe fitting to a boss or boss fitting in a straight line on items such as tanks, housing, valve fittings, or the like. See also adapter bushing and coupling, pipe.
Classification: Stainless steel tube or pipe fittings nesoi
NSN 6105-01-123-1215
NSN 5945-01-478-9153
NSN 5945-00-476-8589
NSN 5996-01-147-6054
NSN 5925-01-339-4014
NSN 6685-01-052-7482
NSN 5999-00-162-4353
NSN 6650-00-809-1817
NSN 5905-00-229-9492
NSN 5920-01-464-8480
NSN 6620-00-109-9498
NSN 6105-00-631-3009