Special tube size
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: Other fittings nesoi of iron or nonalloy steel
NSN 6610-01-337-4640
NSN 6105-00-866-6830
NSN 5975-01-494-0026
NSN 6645-01-387-4811
NSN 6145-01-624-4282
NSN 4140-01-268-1940
NSN 5990-01-143-2518
NSN 6685-01-307-0297
NSN 5960-01-163-8905
NSN 5999-01-300-2113
NSN 5945-01-063-8198
NSN 5985-00-548-7126