This is a straight tube to boss, quani type 2
No other part numbers with same form, fit, and function found.
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.
NSN 6135-01-546-4588
NSN 5945-00-479-5443
NSN 6610-00-710-0993
NSN 5998-01-429-9430
NSN 6320-01-216-1678
NSN 5915-01-175-8328
NSN 6620-01-606-2002
NSN 6145-01-314-5024
NSN 5950-01-098-2696
NSN 5935-00-868-4244
NSN 5965-00-673-5379
NSN 5935-00-880-8047