316L Stainless Steel, DQ Series Low Pressure Manual Diaphragm Valve, Straight Type, 1/4 in. Rotatable Female FR Fitting, PCTFE Seat, 250 psig (17.2 bar), -10°F to 176°F (-23°C to 80°C), 0.27 Cv, Round Handle, FITOK FC-03 Ultra-High Purity Process Specification