{"product_id":"ez-loader-3-8-16-x-1-1-4-hex-bolt-grade-5-zinc-290-011847","title":"EZ Loader 3\/8\"-16 x 1-1\/4\" Hex Head Bolt (Grade 5, Zinc) | 290-011847","description":"\u003cp\u003e\u003cstrong\u003eEZ Loader 3\/8\"-16 x 1-1\/4\" Hex Head Bolt (Grade 5, Zinc) | 290-011847\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis OEM EZ Loader hex head bolt is designed for trailer applications where strength, proper clamping force, and reliable fitment are required. Commonly used in frame, bracket, and mounting connections, this bolt matches OEM hardware specifications for consistent performance.\u003c\/p\u003e\n\n\u003ch3\u003eDesigned for Trailer Applications\u003c\/h3\u003e\n\u003cp\u003eTrailer hardware is exposed to vibration, load cycling, and environmental conditions. This bolt is used in areas where secure fastening and structural integrity are critical.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVibration during towing\u003c\/li\u003e\n\u003cli\u003eLoad transfer across components\u003c\/li\u003e\n\u003cli\u003eOutdoor and marine exposure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e👉 Designed to maintain clamping force under real-world conditions.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eGrade 5 Strength\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMedium carbon steel construction\u003c\/li\u003e\n\u003cli\u003eHigher strength than standard hardware bolts\u003c\/li\u003e\n\u003cli\u003eDesigned for structural trailer connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e👉 Grade 5 hardware provides the strength needed without over-hardening or brittleness.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eHex Head Design\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStandard hex head for easy installation\u003c\/li\u003e\n\u003cli\u003eCompatible with common tools\u003c\/li\u003e\n\u003cli\u003eAllows proper torque application\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eZinc-Plated Finish\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSacrificial corrosion protection\u003c\/li\u003e\n\u003cli\u003eProtects base metal and surrounding components\u003c\/li\u003e\n\u003cli\u003eConsistent with OEM trailer hardware systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e👉 Zinc is designed to wear first, helping protect the trailer structure over time.\u003c\/p\u003e\n\n\u003ch3\u003eFitment \u0026amp; Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 3\/8\"-16 UNC x 1-1\/4\"\u003c\/li\u003e\n\u003cli\u003eThread Type: Coarse Thread (UNC)\u003c\/li\u003e\n\u003cli\u003eGrade: Grade 5\u003c\/li\u003e\n\u003cli\u003eHead Type: Hex Head (HH)\u003c\/li\u003e\n\u003cli\u003eFinish: Zinc Plated\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBracket mounting\u003c\/li\u003e\n\u003cli\u003eFrame connections\u003c\/li\u003e\n\u003cli\u003eLight structural assemblies\u003c\/li\u003e\n\u003cli\u003eGeneral trailer hardware replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Installation Note\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e👉 Always match bolt grade, size, and length to the application. Do not substitute lower-grade hardware.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhy This Part Matters\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMaintains proper clamping force\u003c\/li\u003e\n\u003cli\u003eSupports structural integrity\u003c\/li\u003e\n\u003cli\u003eReduces loosening under vibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e👉 Hardware is part of the trailer system—not interchangeable by appearance alone.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eReal-World Insight\u003c\/h3\u003e\n\u003cp\u003eAt 411-Trailers Group, we regularly see failures caused by incorrect bolt grade or improper substitutions. Using the correct Grade 5 hardware helps maintain trailer strength and long-term reliability.\u003c\/p\u003e","brand":"EZ Loader","offers":[{"title":"Default Title","offer_id":52897107902829,"sku":"290-011847","price":1.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3761\/6493\/files\/EZLoader290-011847threeeights-16tpix1.25FullyThreadedZincangleshot.jpg?v=1778099940","url":"https:\/\/ezloaderparts411.com\/products\/ez-loader-3-8-16-x-1-1-4-hex-bolt-grade-5-zinc-290-011847","provider":"EZLoaderParts411.com","version":"1.0","type":"link"}