599-00510 Siemens ZONE Valve

599 Series Zone Valve, 1/2-inch, two-way, globe body style, 1.0 Cv, normally open/closed determined by actuator, controlled medium is water or glycol solutions to 50%, linear characteristic, ANSI Class 125, 1/10-inch (2.5 mm) stroke, 44 psi (303 kPa) close-off pressure, SWT end connections, and direct-coupled universal bonnet for actuator connection.; The Siemens 599-00510 1/2″,2W SWT,CV 1.0,ZONE VLV