Stainless Steel | 1-1/2" flush PMC | 1/4 in. Male National Pipe Thread (MNPT) | 9/16-18 UNF 2B high pressure | MIP Threaded | MNPT x Push-to-Connect | Slip On | Spigot x FIP | Threaded MIP | Threaded x Threaded | Threaded | 2" x 1-1/4"