{"product_id":"mcdonnell-miller-250-3-4-30-asme-relief-valve","title":"McDonnell \u0026 Miller 250-3 4-30 ASME Relief Valve","description":"\u003cdiv\u003e\u003cp\u003eThe McDonnell \u0026amp; Miller 250-3 ASME relief valve is a 3\/4\" NPT pressure-relief device with a 30 psi set pressure, designed to provide ASME-compliant overpressure protection for pressure vessels. It features a standard 3\/4\" NPT connection for straightforward installation in compatible piping. As the 250-3 model, it offers reliable relief performance at a 30 psi setting for boilers and related equipment that require precise, code-approved safety relief.\u003c\/p\u003e\u003c\/div\u003e","brand":"McDonnell","offers":[{"title":"New","offer_id":46248423784682,"sku":null,"price":913.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/8039\/3450\/files\/GTG-STOCK-041.png?v=1788727429","url":"https:\/\/gtghardware.com\/products\/mcdonnell-miller-250-3-4-30-asme-relief-valve","provider":"GTG Hardware","version":"1.0","type":"link"}