Threaded Flange | Sweat x MIP | Socket Weld x Threaded | Threaded x Threaded | Threaded | 1-1/4" x 3/8" | 1" x 1/4" | 1" x 1" x 1/2" | 1" x 3 | 2" x 1-1/2" | 3-1/2" - 2-1/2" x | 3" x 3/4" | 4"