Pipe Fittings Direct. 1/2 inch NPT class 150 full coupling Cast 304 Stainless Steel
1/2" x 1/2" Stainless Steel Coupler - CPL-5050 | INDCO
Horiznext npt 1/2 (means the inner diameter of the thread is 3/4 inch) cast female taper threaded pipe coupling, stainless steel 304 coupler for mush tun cooler and shower hose, 2 pcs - Amazon.com
Stainless Steel Pipe Coupling, 1/2 In. | True Value