{"product_id":"4-clamp-butterfly-valve-w-spring-return-vertical-canister-actuator-normally-closed-viton-bfvtc-src-t304-stainless-steel-wayland-industries","title":"4\" Tri-Clamp Butterfly Valve - Viton Seals \u0026 Spring-Return Actuator Normally Closed","description":"\u003cp\u003eThe \u003cstrong\u003eWayland Industries 4\" Butterfly Valve\u003c\/strong\u003e with Spring-Return Actuator is a heavy-duty sanitary component for automated large-scale brewery and food processing systems. This massive 4-inch valve features a vertical pneumatic canister that is \u003cstrong\u003eNormally Closed (NC)\u003c\/strong\u003e, providing a critical fail-safe that automatically shuts the valve if air pressure is lost. Constructed from 304 stainless steel with high-temperature \u003cstrong\u003eViton (FKM) seals\u003c\/strong\u003e, it offers superior resistance to oils and high-heat chemicals.\u003c\/p\u003e\u003cdiv style=\"background-color: #fff4f4; border: 1px solid #cc0000; padding: 15px; margin: 20px 0;\"\u003e\n\u003cstrong\u003eTechnician's Note:\u003c\/strong\u003e This pneumatic valve requires a clean, regulated air supply (approx. 80-100 PSI) and a pilot solenoid for operation. Due to the size of the 4\" disc, ensure the line is depressurized before manual overrides to prevent seal damage. The Viton seals are ideal for high-temp wort or fatty liquid food products.\u003c\/div\u003e","brand":"Wayland Industries","offers":[{"title":"Default Title","offer_id":50647013490904,"sku":"W4BFVTC-V-4-SRC","price":643.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/8725\/6536\/files\/ActBvalve_bb7fde7e-edf1-462a-8a22-7c844e4db70e.png?v=1753238962","url":"https:\/\/www.howdybrewer.com\/products\/4-clamp-butterfly-valve-w-spring-return-vertical-canister-actuator-normally-closed-viton-bfvtc-src-t304-stainless-steel-wayland-industries","provider":"HowdyBrewer","version":"1.0","type":"link"}