- Exceeds CGA V9 standards for cylinder valves for compressed gases. - Cycle tested 5000 times to exceed all real world applications. - Engineered with high flow characteristics to maximize regulator performance. - Valve design allows for easy and comfortable cylinder handling. - Slant back hand wheel allows easy access. - Positive hand wheel grip for easy identification of on/off direction. - Designed with proven and readily available replacement valve parts. - DOT approved burst disc assembly uses integrated disc and plug design.SPECIFICATIONS:Pressures: 3000PSI Service Pressure, 12,000PSI Test PressureTemperature ? Storage Minimum: -65 F Maximum: 155 FTemperature ? Operating Minimum: -50 F Maximum: 120 FCycle Tested Minimum: 5000 Cycles, full pressure Nitrogen Operating Torque @ 0 PSIG Inlet Pressure 1 ? 2 in. lb. Closing Torque @ 2000 PSIG Inlet Pressure 2 ? 3 in. lbs.DIMENSIONS: Overall Height: 3.875 in. Overall Length Installed height: 2.875 in.