{"product_id":"value-collection-99781-hex-nut-5-16-18-grade-8-black-oxide","title":"Value Collection 99781 Hex Nut 5\/16-18 Grade 8 Black Oxide","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe VALUE COLLECTION 99781 is a Grade 8 steel hex nut with a black oxide finish, designed for high-strength fastening applications. Threaded to the 5\/16-18 UNC standard with a right-hand thread direction, this nut delivers the clamping force and torque resistance required in demanding mechanical and structural assemblies. The black oxide coating provides a degree of corrosion resistance and reduces light reflection, making it a common choice in industrial, automotive, and equipment manufacturing environments. Installed by machinists, millwrights, and maintenance technicians, this nut meets the dimensional requirements expected of a standard UNC hex nut.\u003c\/p\u003e\n\u003cp\u003eThis hex nut is suited for use in general industrial assemblies, equipment fabrication, and maintenance applications where Grade 8 strength is specified. It is appropriate for bolted connections subject to high tensile loads and vibration. The 5\/16-18 UNC thread size fits a wide range of standard Grade 8 bolts and threaded rod used in steel fabrication, machinery mounting, and structural fastening tasks. This item is sold individually with a minimum order quantity of 100 pieces.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eGrade 8 steel construction for high-strength fastening requirements\u003c\/li\u003e\n  \u003cli\u003e5\/16-18 UNC right-hand thread for compatibility with standard UNC fasteners\u003c\/li\u003e\n  \u003cli\u003eBlack oxide finish provides mild corrosion resistance and a low-glare surface\u003c\/li\u003e\n  \u003cli\u003e0.5 inches width across flats for use with standard 1\/2-inch wrenching tools\u003c\/li\u003e\n  \u003cli\u003e17\/64-inch height for compact seating in tight assemblies\u003c\/li\u003e\n  \u003cli\u003eDoes not meet military specifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a standard UNC hex nut replacement or new-build fastener for 5\/16-18 threaded bolts and rod in Grade 8 steel applications.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is performed by qualified mechanics, millwrights, or maintenance technicians using a standard 1\/2-inch wrench or socket. Ensure mating bolt or threaded rod is also Grade 8 and free of debris or damage before threading the nut. Follow applicable torque specifications from the equipment manufacturer or relevant fastener standards for 5\/16-18 Grade 8 hardware. Do not mix Grade 8 nuts with lower-grade fasteners in high-load connections.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Size\u003c\/strong\u003e: 5\/16-18\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Standard\u003c\/strong\u003e: UNC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Direction\u003c\/strong\u003e: Right Hand\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: 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: Black Oxide\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth Across Flats\u003c\/strong\u003e: 0.5 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight\u003c\/strong\u003e: 17\/64 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.0105 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMilitary Specification\u003c\/strong\u003e: Does Not Meet Military Specifications\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMinimum Order Quantity\u003c\/strong\u003e: 100\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\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: 99781\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51712565313842,"sku":"99781","price":1706.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/e8b704d330bee04649ae329717fc1744.jpg?v=1788486713","url":"https:\/\/voomisupply.com\/products\/value-collection-99781-hex-nut-5-16-18-grade-8-black-oxide","provider":"Voomi Supply","version":"1.0","type":"link"}