{"product_id":"barksdale-controls-9021-m-b-valve","title":"Barksdale Controls 9021-M-B Valve","description":"\u003cdiv\u003e\u003cp\u003eThe Barksdale 9021-M-B Valve is a 3-position directional control valve from the 9020 (Series 9000) family, engineered with Shear-Seal technology for reliable high‑pressure performance in demanding environments. It uses 1\/4\" NPT ports and delivers a closed-center flow pattern, with working media including air (pneumatic) and hydraulic oil. Rated up to 350 psi for either air or hydraulic service, it also lists a 250 psi back pressure rating and a 250 psi manipulator pressure; it carries a proof pressure of 1.5x working pressure except at the return port. Construction features Buna N gaskets, brass pressure seals, and an anodized aluminum body with a hard‑anodized aluminum rotor; net weight is 1.18 lb. Port size is 1\/4\" NPT with a minimum flow passage diameter of 0.375\", and the valve is offered in 3-position detent variants (including -M, and also -MC and -MR). Common applications include acting as a pilot valve for pneumatic actuators, gas manifold controls, or manual control of 2-position cylinders. \u003c\/p\u003e\u003c\/div\u003e","brand":"BARKSDALE","offers":[{"title":"New","offer_id":51676698050862,"sku":null,"price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_10dcb8b0-c873-45db-bc5f-f1b6ebbb15cf.jpg?v=1769552424","url":"https:\/\/plgautomation.com\/products\/barksdale-controls-9021-m-b-valve","provider":"PLG Automation ","version":"1.0","type":"link"}