{"product_id":"national-marker-n140566-square-steel-broad-door-hinge","title":"National Marker N140566 Square Steel Broad Door Hinge","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe NATIONAL MARKER N140566 is a 3.5-inch square broad butt door hinge built for average-weight door applications. Part of the National catalog 505 series, it features a tight pin design in a plain steel finish. The hinge is sold individually and is a standard component used in residential and light commercial door installation and service work. Its square profile and steel construction make it a straightforward drop-in option for service, replacement, or new installation scenarios where a conventional broad butt hinge is specified.\u003c\/p\u003e\n\u003cp\u003eThis hinge is suited for interior and exterior door installations where an average-weight door requires reliable pivot support. It is commonly installed by carpenters, general contractors, and maintenance technicians working on residential entry doors, interior passage doors, and light commercial door assemblies. The 505 series is a catalog-standard product appropriate for both new construction and replacement applications.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e3.5-inch square broad butt profile for average-weight door applications\u003c\/li\u003e\n  \u003cli\u003eTight pin design keeps the pin fixed and prevents removal when door is closed\u003c\/li\u003e\n  \u003cli\u003ePlain steel finish suitable for painting or use in standard interior applications\u003c\/li\u003e\n  \u003cli\u003ePart of the established National 505 series catalog line\u003c\/li\u003e\n  \u003cli\u003eSold individually — minimum order quantity of 10 units\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style replacement or standard installation hinge for average-weight residential and light commercial doors requiring a 3.5-inch square broad butt hinge.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is typically performed by carpenters or maintenance technicians using standard hand tools including a chisel, hammer, and screwdriver or drill. Power down any electric door hardware before beginning hinge replacement work. Mortise the door edge and jamb to the correct depth before securing the hinge leaves to avoid binding. Follow applicable local building codes for door hardware installation.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize\u003c\/strong\u003e: 3.5 inches square\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Plain steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePin Type\u003c\/strong\u003e: Tight pin\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: National 505\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.503 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC\u003c\/strong\u003e: 00038613140561\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: NATIONAL MARKER\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: N140566\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NATIONAL MARKER","offers":[{"title":"Default Title","offer_id":51342717813042,"sku":"N140566","price":59.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/310550162.jpg?v=1782004545","url":"https:\/\/voomisupply.com\/products\/national-marker-n140566-square-steel-broad-door-hinge","provider":"Voomi Supply","version":"1.0","type":"link"}