Used on grumman a10 aircraft
An adapter having standard pipe threads on one end or an unthreaded end designed to accommodate a pipe. The other end has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. It is designed to join a pipe or pipe fitting to a tube or tube fitting in a straight line.
Classification: Copper alloy tube or pipe fittings
NSN 6650-01-321-0250
NSN 5835-01-257-0154
NSN 6240-01-391-5373
NSN 5915-01-574-3399
NSN 6145-00-530-8427
NSN 5895-01-481-4767
NSN 6610-01-155-2661
NSN 6240-00-107-1518
NSN 6320-01-574-1915
NSN 5945-01-416-5811
NSN 6135-01-383-0151
NSN 6105-01-089-8653