{"product_id":"value-collection-34278-hex-lock-nut-3-4-10-grade-2-steel","title":"Value Collection 34278 Hex Lock Nut 3\/4-10 Grade 2 Steel","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe VALUE COLLECTION 34278 is a 3\/4-10 UNC hex lock nut with a nylon insert locking mechanism, manufactured from Grade 2 steel with a zinc-plated finish. The nylon insert creates interference with the mating thread, resisting loosening from vibration and torque without damaging the fastener or mating part. Standing 7\/8 inches high with a 1-1\/16 inch width across flats, this nut seats with a standard hex wrench or socket. It is installed by maintenance technicians, millwrights, pipefitters, and general contractors wherever a reliable, reusable prevailing-torque locking fastener is required.\u003c\/p\u003e\u003cp\u003eThis nut is suited for general mechanical assemblies, structural connections, and equipment mounting applications where vibration resistance is needed. The right-hand thread direction follows standard UNC fastener convention, making it compatible with common 3\/4-10 threaded rod, bolts, and studs found in HVAC equipment frames, pump skids, piping supports, and light structural fabrication. The zinc-plated finish provides basic corrosion resistance for indoor and sheltered outdoor environments.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eNylon insert locking style resists loosening under vibration without thread damage\u003c\/li\u003e\n\u003cli\u003e3\/4-10 UNC right-hand thread for compatibility with standard inch-series fasteners\u003c\/li\u003e\n\u003cli\u003eGrade 2 steel construction for general-purpose mechanical assemblies\u003c\/li\u003e\n\u003cli\u003eZinc-plated finish provides corrosion resistance in typical indoor environments\u003c\/li\u003e\n\u003cli\u003eWidth across flats of 1-1\/16 inches fits standard hex sockets and wrenches\u003c\/li\u003e\n\u003cli\u003e7\/8 inch height provides adequate thread engagement for secure locking\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as a standard UNC inch-series hex lock nut for use with any 3\/4-10 threaded fastener conforming to UNC thread standards.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation requires a standard 1-1\/16 inch hex socket or open-end wrench. Power down or de-energize any equipment before servicing fastened assemblies. The nylon insert is rated for a limited number of reuse cycles — inspect the insert for wear before reuse in critical applications. Torque to the value specified by the equipment manufacturer or applicable structural standard for Grade 2 fasteners.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNut Type\u003c\/strong\u003e: Hex Lock Nut\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size\u003c\/strong\u003e: 3\/4-10 UNC\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\u003eInsert Material\u003c\/strong\u003e: Nylon\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 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Zinc-Plated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight\u003c\/strong\u003e: 7\/8 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth Across Flats\u003c\/strong\u003e: 1-1\/16 inches (1.052 to 1.064 inches decimal)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth Across Points\u003c\/strong\u003e: 1.191 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFastener Standard\u003c\/strong\u003e: UNC\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\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: 34278\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51699258589490,"sku":"34278","price":63.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/ba7dff38e5d640f7bf3e3df14afbcf20.jpg?v=1788374236","url":"https:\/\/voomisupply.com\/products\/value-collection-34278-hex-lock-nut-3-4-10-grade-2-steel","provider":"Voomi Supply","version":"1.0","type":"link"}