Anderson Greenwood (AGCO) P/N PTMVIS-4, Series PTM, Valves 1-Block, 1-Vent/Test, Connections 1/2"FNPT Process x 1/2"FNPT Instrument, Body 316SS, Packing Teflon, Seat Integral, Rating 6000 PSIG at 200 F, 4000 PSIG at 500 F, AGCO Valve Manifold