{"product_id":"national-marker-n830249-4-in-square-satin-nickel-door-hinge","title":"National Marker N830249 4 in Square Satin Nickel Door Hinge","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe NATIONAL MARKER N830249 is a 4-inch square corner door hinge finished in satin nickel, designed for interior residential door installations. Built from steel, this hinge features a removable pin that simplifies hanging and removal of door panels during installation or service. The satin nickel finish provides a clean, neutral appearance suited to standard residential interior hardware. Mounting screws are included, allowing for a complete installation without sourcing additional hardware. This hinge is sold individually and is a straightforward replacement or new-installation component for interior door assemblies.\u003c\/p\u003e\u003cp\u003eThis hinge is intended for interior residential doors in standard door frame assemblies. It is well suited for new construction, remodel work, or direct replacement of worn or damaged hinges on interior passage doors, bedroom doors, closet doors, and similar residential applications. The square corner profile fits mortise cutouts designed for square corner hinges and does not require modification to standard pre-cut hinge mortises.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e4-inch square corner profile for standard residential door mortises\u003c\/li\u003e\n\u003cli\u003eSatin nickel finish for a neutral, clean appearance on interior hardware\u003c\/li\u003e\n\u003cli\u003eSteel construction for lasting durability in daily residential use\u003c\/li\u003e\n\u003cli\u003eRemovable pin for quick door panel installation and removal\u003c\/li\u003e\n\u003cli\u003eMounting screws included for a complete out-of-box installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style replacement for interior residential door assemblies requiring a 4-inch square corner hinge. Referenced as National Model SPB512 in supplier documentation.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation is typically performed by carpenters, general contractors, or experienced DIYers during door hanging or hardware replacement. Ensure the hinge mortise is properly sized and squared before fastening. Use a screwdriver or drill driver at appropriate torque to avoid stripping the wood at the mortise. Remove the door panel from the frame before replacing existing hinges to prevent panel movement during installation.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge Size\u003c\/strong\u003e: 4 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner Type\u003c\/strong\u003e: Square Corner\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Satin Nickel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePin Type\u003c\/strong\u003e: Removable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.551 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC\u003c\/strong\u003e: 00886780009897\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\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: N830249\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NATIONAL MARKER","offers":[{"title":"Default Title","offer_id":51347366281522,"sku":"N830249","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/310550717.jpg?v=1782102739","url":"https:\/\/voomisupply.com\/products\/national-marker-n830249-4-in-square-satin-nickel-door-hinge","provider":"Voomi Supply","version":"1.0","type":"link"}