Bulkhead Tank Fittings | 3/4in | Conpression | Male National Pipe Thread (MNPT) | Socket Weld x Compression | Sweat | Threaded x Threaded | Threaded | 1-1/2" x 3/4" | 1-1/2" | 1-1/4" x 1-1/4" | 1" x 1/2" | 3/4" x 1/8"