G 1/2 B x 1/2 in. Male National Pipe Thread (MNPT) with 1/4 in. Female National Pipe Thread (FNPT) | Insert Barb x MIP | MIP Threaded | Nose Cone | Pushlok | SAE-ORB x FNPT | Socket Weld | Spigot x FIP | Threaded MIP | Threaded