Product Description Sherwood Scuba Diving Pro DIN/Yoke Valve has a standard yoke outlet with a spin-out threaded DIN adapter to accommodate 230 bars (3,300 psi). This Sherwood Valve exceeds CGA V9 Standards for Cylinder Valves for Compressed Gases. The valve is cycle tested at the Sherwood Factory 5,000 times to exceed all real time world applications assuring the user the highest in quality and dependability. The valve is engineered with high-flow characteristics to maximize regulator performance. Material: Marine Grade Chrome Plated Brass Type (Yoke, DIN, Convertible): Convertible Thread Size: 3/4"- 14 NPSM Pressure Rating: Yoke Pressure; 3,000 psi (200 bars), DIN Pressure; 230-bar (3,300 psi) Test Pressure: 12,000 psi (828 bars) Weight [with packaging]: 1.45 lb