{"product_id":"national-hardware-1-2-in-x-4-in-w-x-6-1-2-in-l-coarse-zinc-plated-steel-u-bolt","title":"National Hardware 1\/2 in. X 4 in. W X 6-1\/2 in. L Coarse Zinc-Plated Steel U-Bolt","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the National Hardware 1\/2 in. X 4 in. W X 6-1\/2 in. L Coarse Zinc-Plated Steel U-Bolt — a dependable, medium-duty clamp built to secure round objects with precision and ease. Designed for everyday projects and shop fixes, this U-bolt combines sturdy steel with a protective zinc finish to resist the rigors of indoor and light outdoor use.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1\/2 in. steel\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInside length:\u003c\/strong\u003e 6-1\/2 in.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInside width:\u003c\/strong\u003e 4 in.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Zinc-plated for corrosion resistance\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThread type:\u003c\/strong\u003e Coarse\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThread size:\u003c\/strong\u003e 1\/2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Carded • 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat you can secure with this U-bolt\u003c\/h3\u003e\n\u003cp\u003eUse this U-bolt to anchor pipes, conduit, or tubing to walls, frames, or supporting surfaces. With a 4-inch inside width and a 6-1\/2-inch inside length, it’s well-suited for medium-sized round objects and provides a robust grip that stays put under typical vibrations found in plumbing, HVAC, and automotive applications. The 1\/2-inch diameter rod and coarse threads make for straightforward installation with standard nuts and washers, saving time on the job.\u003c\/p\u003e \u003ch3\u003eWhy the zinc-plated steel matters\u003c\/h3\u003e\n\u003cp\u003eThe zinc-plated finish delivers solid corrosion resistance for indoor work and sheltered outdoor projects. It provides a reliable barrier against moisture and humidity, helping extend the life of the fastener in everyday environments. If your project faces harsher conditions or salt exposure, consider dedicated corrosion-resistant options as a next-step upgrade.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eSecuring plumbing pipes or conduit to studs, joists, or brackets\u003c\/li\u003e \u003cli\u003eMounting tubing along fences, frames, or vehicle racks\u003c\/li\u003e \u003cli\u003eCreating stable supports for light-duty railing, guard rails, or equipment mounts\u003c\/li\u003e \u003cli\u003eTemporary or semi-permanent installations where quick, secure clamping is needed\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePair the U-bolt with appropriate nuts and flat or lock washers to distribute load and prevent loosening.\u003c\/li\u003e \u003cli\u003eEnsure the object you’re securing sits evenly within the inside width before tightening.\u003c\/li\u003e \u003cli\u003eHand-tighten first, then snug with a wrench to avoid over-tightening and potential deformation of the U-bolt.\u003c\/li\u003e \u003cli\u003eInspect periodically in environments with vibration or moisture and re-tighten as needed.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho this is for\u003c\/h3\u003e\n\u003cp\u003eIdeal for DIY enthusiasts, hobbyists, and professional installers tackling medium-duty clamping tasks. If you need a reliable, readily available U-bolt that’s easy to work with and provides a strong hold on round objects, this National Hardware model delivers consistent performance.\u003c\/p\u003e \u003cp\u003eAdd the National Hardware 1\/2 in. X 4 in. W X 6-1\/2 in. L Coarse Zinc-Plated Steel U-Bolt to your toolkit and pair it with the right nuts and washers for a secure, durable mounting solution that lasts project after project.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"National Hardware","offers":[{"title":"Default Title","offer_id":52181656600850,"sku":"5707971","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/5707971_A.eps_High.jpg?v=1775679085","url":"https:\/\/nationalhardwaregroup.com\/products\/national-hardware-1-2-in-x-4-in-w-x-6-1-2-in-l-coarse-zinc-plated-steel-u-bolt","provider":"National Hardware Group","version":"1.0","type":"link"}