Insert Barb x Insert Barb x Insert Barb | Insert Barb x FIP | Socket Weld x Threaded | Spigot x Threaded | Threaded x Threaded | Threaded | 316 | 1-1/2" x 3/8" | 1" x 1" x 1/2" | 1" x 3 | 3/8" x 1/4" | 4" x 1-1/2"