{"product_id":"value-collection-r52001679-5-16-18-hex-lock-nut-grade-8","title":"Value Collection R52001679 5\/16-18 Hex Lock Nut Grade 8","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe VALUE COLLECTION R52001679 is a 5\/16-18 hex lock nut with a nylon insert locking style, manufactured from Grade 8 steel with a yellow zinc dichromate finish. The nylon insert grips the mating thread to resist loosening caused by vibration and torque cycling, making this nut a dependable choice in demanding mechanical assemblies. It measures 23\/64 inches in height with a 1\/2 inch width across flats and follows Unified National Coarse (UNC) thread standards with right-hand thread direction. Electricians, HVAC technicians, plumbers, and general mechanical contractors use this fastener type across a wide range of equipment installations and structural tie-ins.\u003c\/p\u003e\u003cp\u003eThis hex lock nut is suited for use in residential and light commercial mechanical systems where a secure, vibration-resistant threaded connection is required. Typical applications include equipment mounting, panel assembly, conduit support hardware, and piping bracket fastening. The Grade 8 steel construction and yellow zinc dichromate coating make it appropriate for indoor and mildly corrosive environments. Sold individually with a minimum order quantity of 50 units.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eNylon insert locking mechanism resists loosening under vibration and dynamic loads\u003c\/li\u003e\n\u003cli\u003eGrade 8 steel construction for high tensile strength in demanding applications\u003c\/li\u003e\n\u003cli\u003eYellow zinc dichromate finish provides corrosion resistance for indoor and mild-exposure environments\u003c\/li\u003e\n\u003cli\u003e5\/16-18 UNC thread size with right-hand thread direction\u003c\/li\u003e\n\u003cli\u003e23\/64 inch height and 1\/2 inch width across flats for standard hex tooling\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use with 5\/16-18 UNC threaded fasteners and bolts in standard inch-measurement mechanical assemblies.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstall using a standard hex wrench or socket sized for 1\/2 inch across flats. Ensure mating bolt threads are clean and free of debris before seating the nylon insert. The nylon insert is designed for single-use locking; once the nut has been torqued and removed, inspect the insert before reuse. Follow applicable mechanical codes and equipment manufacturer specifications for final torque requirements.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size\u003c\/strong\u003e: 5\/16-18\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFastener Standard\u003c\/strong\u003e: UNC (Unified National Coarse)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Direction\u003c\/strong\u003e: Right Hand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocking Style\u003c\/strong\u003e: Nylon Insert\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: Grade 8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Yellow Zinc Dichromate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight\u003c\/strong\u003e: 23\/64 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth Across Flats\u003c\/strong\u003e: 1\/2 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert Material\u003c\/strong\u003e: Nylon\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem of Measurement\u003c\/strong\u003e: Inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.01 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Order Quantity\u003c\/strong\u003e: 50\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\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: R52001679\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51694921023794,"sku":"R52001679","price":23.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/d74609f5999a61a758cde1ea10b3f4cc.jpg?v=1788329675","url":"https:\/\/voomisupply.com\/products\/value-collection-r52001679-5-16-18-hex-lock-nut-grade-8","provider":"Voomi Supply","version":"1.0","type":"link"}