SINGLE STAGE, FOUR-PORT, STAINLESS STEEL BARSTOCK, LINE REGULATOR FOR CRITICAL PURITY APPLICATIONS FEATURING A 316L STAINLESS STEEL DIAPHRAGM; METAL-TO-METAL DIAPHRAGM SEAL; MAXIMUM DELIVERY PRESSURE OF 15 PSIG (1 BAR); 1/4-INCH FPT PORT OUTLET; 1/4-INCH FPT INLET; 30VAC-0-30 PSI/-1VAC-0-2 BAR DUAL-SCALE OUTLET GAUGE; MAXIMUM INLET PRESSURE OF 3000 PSIG (210 BAR); FULL FUNCTIONAL TEST AND SPECTROMETRIC HELIUM LEAK CHECK AS AN ASSEMBLY; COMPLIANCE WITH CGA E-4 (INCLUDING 10,000+ CYCLE LIFE); CLEANLINESS EXCEEDING CGA G-4.1; PROOF PRESSURE 1.5X MAXIMUM WORKING PRESSURE AND BURST PRESSURE AT LEAST 4X MAXIMUM WORKING PRESSURE (CRN-LISTED). CONCOA P/N 4251002-01-000