Captive sleeve
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 5996-01-616-9538
NSN 5990-01-485-0260
NSN 5855-00-779-2854
NSN 5920-01-226-2896
NSN 6135-01-421-4855
NSN 6150-01-507-9454
NSN 5945-01-390-8300
NSN 6610-01-391-6781
NSN 5835-01-538-1804
NSN 6220-00-269-4556
NSN 6645-00-720-3953
NSN 6110-01-278-2579