Part No. QTVF-000B Shut-off valve - 1/4" MNPT x 1/4" FNPT with male QT test port, brass Install between a pressure gauge and the process and isolate the process from the gauge to perform a calibration of the gauge. After completing the calibration open the valve and place the gauge on-line, all without blowing down the system. Features • * Use whenever there is a gauge that needs frequent calibration or verification QTVF-000B Specifications Pressure Range 0 to 3000 psi (0 to 207 bar) End C1 1/4" Male NPT End C2 1/4" Female NPT End C3 Male Quick-test with Cap and Chain Has Block Valve Yes Has Vent Valve No Temperature range 0 to 225 °F (-18 to 107 °C) Construction Brass Seal materials Buna-N, Delrin, Teflon Dimensions A 2.6 in (6.60 cm) Dimensions B 2.5 in (6.35 cm) Ralston Instruments Inc. | ralstoninst.com | Toll Free 800-347-6575 | Phone 440-564-1430 | Fax 440-564-1480