First end is tapped internally, 1/2-14 npt thds
An adapter having standard pipe threads on one end or an unthreaded end designed to accommodate a pipe. The other end has standard hose threads, an incomplete part of a threaded end connection that grips the hose directly, or is unthreaded and designed to accommodate a hose. It is designed to join a pipe or pipe fitting to a hose or hose fitting in a straight line.
NSN 6110-01-054-9059
NSN 5985-01-150-1308
NSN 5975-00-075-0466
NSN 5935-01-020-8274
NSN 5985-01-034-7523
NSN 6240-00-052-0786
NSN 5998-00-228-7682
NSN 5998-01-075-7991
NSN 5835-01-332-2867
NSN 6320-01-491-0327
NSN 5960-01-553-4557
NSN 6620-01-426-2220