Anderson Greenwood (AGCO) P/N PTMVDS-4-SG, Series PTM, Valves 1-Block, 1-Vent/Test, Connections 1/2"FNPT Process x 1/2"FNPT Instrument, Body 316SS, Packing Teflon, Seat Delrin, Rating 3000 PSIG at 200 F, NACE MR0175, AGCO Valve Manifold