Qest Fresh Water Piping Fitting, Test Plug - 79Sctp3 - 135-79Sctp3F1
IMPORTANT: Flare nuts for both 3/8" O.D. and 1/2" O.D. tubing have 1/2" standard pipe threads and fit 1/2" thread size fittings. Flare nuts for 5/8"O.D. tubing have 3/4" standard pipe threads and fit 3/4" thread size fittings.