CHROME PLATED BRASS NON-MAGNETIC CYLINDER "POST" VALVE. MADE BY SHERWOOD VALVE IN THE USA. THIS VALVE HAVE A .750-16 UNF-2A INLET THREAD AND A CGA 950 PIN INDEX OUTLET. THE PRESSURE RELIEF DEVICE IS CG-1 AND IS SET AT 3360 PSI. THIS VALVE IS PRIMARILY USED WHERE NON-MAGNETIC VALVES ARE NECESSARY , SUCH AS MRI APPLICATIONS. THIS VALVE IS STAMPED TO MEET ASTM STANDARD F2503-05 MARKINGS AND MEETS LEVEL 3 TESLA REQUIREMENTS. THE VALVE IS USED IN ALUMINUM CYLINDERS, PRIMARILY IN THE MEDICAL AND HOMECARE HEALTH FIELDS. SHIPPED WITH PTFE O-RING INSTALLED. PLEASE DOWNLOAD OUR TECH SHEET FOR DETAILS REGARDING MATERIALS, REPLACEMENT PARTS, ETC.