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.
NSN 5985-01-407-0099
NSN 6105-01-445-0560
NSN 6620-01-470-1058
NSN 6130-01-110-8151
NSN 6320-01-631-7828
NSN 6220-01-292-0980
NSN 6150-00-148-8515
NSN 5915-01-117-7804
NSN 5855-01-362-7066
NSN 5999-01-518-9987
NSN 5945-01-417-3059
NSN 6150-00-081-9928