Part No. QTHA-4FS0-QD 1/2" female NPT Quick-connect x male Quick-test, no checkvalve, S.S. Connect Quick-test hoses to a male NPT pressure gauge. It allows one to connect a hose to a pressure gauge, calibrate it and remove it without a wrench or thread sealant. Features • A unique design allows connection to any male NPT pressure gauge connection using a pressure-assisted o-ring seal • Pressure helps to seal the fitting better • Stainless steel construction • Made in USA QTHA-4FS0-QD Specifications Pressure Range 0 to 5000 psi (0 to 345 bar) End C1 1/2" Female NPT End C2 Male Quick-test Has Check Valve No Temperature range 0 to 225 °F (-18 to 107 °C) Construction Stainless Steel Seal materials Buna-N, Teflon Dimensions A 1.69 in (4.29 cm) Dimensions B 1.39 in (3.53 cm) Ralston Instruments Inc. | ralstoninst.com | Toll Free 800-347-6575 | Phone 440-564-1430 | Fax 440-564-1480