{"product_id":"value-collection-218197msc-carriage-bolt-3-4-10-3-1-2-in-grade-8","title":"Value Collection 218197MSC Carriage Bolt 3\/4-10 3-1\/2 in Grade 8","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe VALUE COLLECTION 218197MSC is a fully threaded carriage bolt designed for structural and mechanical fastening applications. It features a 3\/4-10 UNC thread with a 3-1\/2 inch length under head and a square neck that locks into place against the material surface to prevent rotation during installation. Manufactured from Grade 8 alloy steel with a zinc trivalent chromate finish, this bolt delivers high tensile strength and corrosion resistance suitable for demanding fastening work. It conforms to SAE J429 standards and weighs 0.511 pounds.\u003c\/p\u003e\n\u003cp\u003eThis carriage bolt is suited for heavy-duty structural connections in residential and commercial construction, equipment assembly, and fabrication environments. The Grade 8 alloy steel construction makes it appropriate for high-stress joints where a standard Grade 2 or Grade 5 fastener would be undersized. The zinc trivalent chromate finish provides added corrosion protection, making it a practical choice for indoor and moderately exposed installations. It is typically installed by ironworkers, millwrights, general contractors, and skilled tradespeople requiring a reliable through-bolt fastener.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e3\/4-10 UNC fully threaded shank for maximum thread engagement throughout the bolt length\u003c\/li\u003e\n  \u003cli\u003eSquare neck design locks against substrate to prevent spinning during nut tightening\u003c\/li\u003e\n  \u003cli\u003eGrade 8 alloy steel construction provides high tensile and proof load strength\u003c\/li\u003e\n  \u003cli\u003eZinc trivalent chromate finish for corrosion resistance\u003c\/li\u003e\n  \u003cli\u003eMeets SAE J429 fastener standard\u003c\/li\u003e\n  \u003cli\u003e3-1\/2 inch length under head suits moderate material stack applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a standard SAE J429 Grade 8 carriage bolt for use with 3\/4-10 UNC nuts and standard 3\/4-inch clearance holes in steel, wood, and composite structural assemblies.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is typically performed by general contractors, ironworkers, or maintenance tradespeople using standard wrenches or impact tools. Insert the bolt through a pre-drilled clearance hole and seat the square neck into a corresponding square recess or soft material to prevent rotation before tightening the nut. Always torque to specifications appropriate for Grade 8 fasteners per applicable engineering or code requirements. Follow applicable structural and mechanical codes for the specific application.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Size\u003c\/strong\u003e: 3\/4-10\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Standard\u003c\/strong\u003e: UNC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength Under Head\u003c\/strong\u003e: 3-1\/2 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Style\u003c\/strong\u003e: Fully Threaded\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNeck Type\u003c\/strong\u003e: Square\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Alloy Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial Grade\u003c\/strong\u003e: 8\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Zinc Trivalent Chromate\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFastener Standard\u003c\/strong\u003e: SAE J429\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.511 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSystem of Measurement\u003c\/strong\u003e: Inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 31161603\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: VALUE COLLECTION\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 218197MSC\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51705912590642,"sku":"218197MSC","price":27.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/94ee77dad00547d98ed0becb32696267_31e1d491-66e6-4f79-8590-57888b6fa89b.jpg?v=1788431735","url":"https:\/\/voomisupply.com\/products\/value-collection-218197msc-carriage-bolt-3-4-10-3-1-2-in-grade-8","provider":"Voomi Supply","version":"1.0","type":"link"}