{"product_id":"siemens-257-02002b-globe-valve-assembly-2-way-1-2-in-normally-closed","title":"Siemens 257-02002B Globe Valve Assembly 2-Way 1\/2 in Normally Closed","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe Siemens 257-02002B is a globe valve assembly with a pneumatic actuator configured as a 2-way, normally closed control valve. It has a 1\/2 in female NPT connection, brass trim, and a flow coefficient (Cv) of 0.63. The actuator accepts a 3 to 8 psi control signal with a 7\/32 in stroke and 1\/8 in NPT barbed air connection. Suitable for potable water and water-glycol solutions to 50%, operating 35 F to 250 F (2 C to 120 C).\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1\/2 in female x female NPT globe valve, brass trim, Cv 0.63, modified equal percentage flow\u003c\/li\u003e\n  \u003cli\u003ePneumatic spring-return actuator, control pressure 3 to 8 psi, 7\/32 in stroke, 1\/8 in NPT barbed air connection; normally closed\u003c\/li\u003e\n  \u003cli\u003eClose-off pressure 40 psi; serviceable for potable water and water-glycol solutions to 50%; operating temperature 35 F to 250 F (2 C to 120 C)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\n\u003cp\u003e2-way globe valve assembly, 0.63 Cv, 1\/2 in NPT, brass trim, pneumatic spring-return actuator, normally closed\u003c\/p\u003e\n\u003ch3\u003eProduct Information\u003c\/h3\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: SIEMENS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 257-02002B\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e: US\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: Siemens\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 257-02002B\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValve Type\u003c\/strong\u003e: Globe valve\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValve Pattern\u003c\/strong\u003e: 2-way\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize\u003c\/strong\u003e: 1\/2 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection\u003c\/strong\u003e: Female x Female NPT\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlow Coefficient (Cv)\u003c\/strong\u003e: 0.63\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrim Material\u003c\/strong\u003e: Brass\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eActuator Type\u003c\/strong\u003e: Pneumatic spring-return\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eActuator Model\u003c\/strong\u003e: 599-01088\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAssembly Valve\u003c\/strong\u003e: 599-02002B\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eControl Pressure Range\u003c\/strong\u003e: 3 to 8 psi\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStroke\u003c\/strong\u003e: 7\/32 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAir Connection\u003c\/strong\u003e: 1\/8 in NPT barbed fitting\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNormal Position\u003c\/strong\u003e: Normally closed\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eService Media\u003c\/strong\u003e: Water, water-glycol solutions to 50%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClose-off Pressure\u003c\/strong\u003e: 40 psi\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlow Characteristic\u003c\/strong\u003e: Modified equal percentage\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBody Rating\u003c\/strong\u003e: ANSI 250\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e: 35 F to 250 F (2 C to 120 C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApprovals\u003c\/strong\u003e: UL File E220114, CE (per manufacturer listings)\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"SIEMENS","offers":[{"title":"Default Title","offer_id":51467947737394,"sku":"257-02002B","price":164.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/691465.jpg?v=1783913017","url":"https:\/\/voomisupply.com\/products\/siemens-257-02002b-globe-valve-assembly-2-way-1-2-in-normally-closed","provider":"Voomi Supply","version":"1.0","type":"link"}