316 Stainless Steel, YJ20DBN Series Double Block and Bleed Needle Valve, Inlet & Oulet: 9/16 in. 20M Series Medium Pressure Cone and Thread Fitting, Vent: 1/4 in. 20M Series Medium Pressure Cone and Thread Fitting, PTFE Packing, 20,000 psig (1379 bar), -100°F to 450°F (-73°C to 232°C), 0.094 in. Orifice