Model 521 Rev G Total PTFE Globe Style Control Valve; 1" Line Size, Special Construction Body, Per SPQ 539: 304 SST Body Shell Epoxy Painted Cashco Tan; Mates WIth ASME 150 Flanged End Connections, PTFE Trim, Integral Seat, OPT-D: Alloy C276 Stem Components; 2.50 Cv Reduced Port, 0.562" Orifice; Equal % Inherent Characteristic; Model C27 Actuator, Reverse Action, ATO/FC, 5-15 PSIG Bench Range; No Positioner; No Handwheel Assembly; Standard Epoxy Paint, Standard Commercial Cleaning, Stainless Steel Components Not Epoxy Painted