{"product_id":"5-16-18-conquest-heavy-hex-nut-a563-grade-a-plain-finish","title":"Conquest 5\/16\"-18  Heavy Hex Nut, A563 Grade A - Plain Finish","description":"\u003ch2\u003e5\/16\"-18 Conquest Heavy Hex Nut, A563 Grade A – Plain Finish\u003c\/h2\u003e\n\n\u003cp\u003eThe 5\/16\"-18 Conquest Heavy Hex Nut is a durable carbon steel fastener designed for general-purpose use in residential, commercial, and industrial settings. Manufactured to ASTM A563 Grade A standards, this nut offers strength, affordability, and compatibility for a wide range of threaded assemblies.\u003c\/p\u003e\n\n\u003ch2\u003eHeavy Hex Nut for General Construction and Light-Duty Framing\u003c\/h2\u003e\n\n\u003cp\u003eFeaturing coarse 18 TPI threading and a robust hex profile, this 5\/16\" nut provides better load distribution than standard hex nuts. Ideal for welding, framing, bracing, or bolting with A307 or Grade 55 threaded rod, it’s a staple for light structural assemblies and maintenance tasks. The plain finish offers weldability and cost efficiency in controlled environments.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Carbon steel with a plain finish for general-purpose fastening.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Type\/TPI:\u003c\/strong\u003e Coarse thread with 18 threads per inch (TPI).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeavy Hex Design:\u003c\/strong\u003e Larger contact area enhances clamping force and wrench fit.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Plain (uncoated) surface for weldable or interior applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard Compliance:\u003c\/strong\u003e Meets ASTM A563 Grade A specifications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eLight-duty framing or anchoring\u003c\/li\u003e\n  \u003cli\u003eMachinery bracing and support\u003c\/li\u003e\n  \u003cli\u003eResidential construction and remodeling\u003c\/li\u003e\n  \u003cli\u003eDIY metalwork and bolt-on assemblies\u003c\/li\u003e\n  \u003cli\u003eGeneral fabrication or maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation Tips\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMatch with 5\/16\"-18 bolts or threaded rod for proper fit.\u003c\/li\u003e\n  \u003cli\u003eApply even torque using a hex socket or wrench.\u003c\/li\u003e\n  \u003cli\u003eClean threads before use for best engagement and weld results.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eRelated Items:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/a307-threaded-rod\"\u003eA307 Threaded Rod\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/grade-55-threaded-rod\"\u003eGrade 55 Threaded Rod\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/plain-finish-threaded-rod\"\u003ePlain Finish Threaded Rod\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/hot-dip-galvanized-threaded-rod\"\u003eHot Dip Galvanized Threaded Rod\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eCalifornia Residents: \u003ca style=\"color: black;\" href=\"\/pages\/prop-65\" target=\"_blank\"\u003eWARNING\u003c\/a\u003e\u003c\/b\u003e\u003c\/p\u003e","brand":"US Cargo Control","offers":[{"title":"Default Title","offer_id":44428583600173,"sku":"HNA563A-516","price":0.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/2229\/9949\/files\/HNA563A-516-1-1600x1600_c2a24134-cbe8-4654-bc38-b631f673f5bc.jpg?v=1768411773","url":"https:\/\/www.uscargocontrol.com\/products\/5-16-18-conquest-heavy-hex-nut-a563-grade-a-plain-finish","provider":"US Cargo Control","version":"1.0","type":"link"}