{"product_id":"value-collection-34041-hex-lock-nut-5-8-18-nylon-insert","title":"Value Collection 34041 Hex Lock Nut 5\/8-18 Nylon Insert","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe VALUE COLLECTION 34041 is a 5\/8-18 UNF hex lock nut with a nylon insert locking mechanism, manufactured from Grade 2 steel with a zinc-plated finish. The nylon insert compresses against the mating thread to resist loosening caused by vibration or torque without requiring a secondary locking element. The nut measures 13\/32 inches in height with a 15\/16-inch width across flats and features a right-hand thread direction. It is suited for general-purpose mechanical assemblies where a reliable, reusable prevailing-torque fastener is required. Licensed tradespeople and maintenance technicians working in HVAC equipment, plumbing fixtures, and electrical enclosures commonly use this style of lock nut.\u003c\/p\u003e\u003cp\u003eThis hex lock nut is appropriate for use in residential and light commercial mechanical systems where vibration resistance is a priority. It is a standard UNF fastener, making it compatible with inch-system threaded assemblies across a wide range of trade applications including equipment mounting, bracket fastening, and structural panel assembly. The zinc-plated finish provides basic corrosion resistance for indoor and semi-exposed installations.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eNylon insert locking style resists loosening under vibration without damaging mating threads\u003c\/li\u003e\n\u003cli\u003e5\/8-18 UNF right-hand thread for use with standard inch-system fasteners\u003c\/li\u003e\n\u003cli\u003eGrade 2 steel construction for general-purpose mechanical load requirements\u003c\/li\u003e\n\u003cli\u003eZinc-plated finish provides basic corrosion resistance\u003c\/li\u003e\n\u003cli\u003e13\/32-inch height and 15\/16-inch width across flats for standard hex tooling\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as a general-purpose UNF inch-system hex lock nut suitable for use in mechanical assemblies requiring a 5\/8-18 prevailing-torque fastener with nylon insert locking.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation requires a standard 15\/16-inch hex wrench or socket. Power down or de-energize any equipment before servicing fasteners in electrical or mechanical enclosures. The nylon insert is rated for one-time or limited reuse; inspect the insert for deformation before reinstalling a used nut. Follow applicable equipment manufacturer torque guidelines and relevant codes when used in structural or safety-critical assemblies.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size\u003c\/strong\u003e: 5\/8-18\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFastener Standard\u003c\/strong\u003e: UNF\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: 13\/32 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth Across Flats\u003c\/strong\u003e: 15\/16 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.01 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem of Measurement\u003c\/strong\u003e: Inch\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: 34041\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51786247307570,"sku":"34041","price":47.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/3dd03fa9853e490956f4e99f6dc75fc0.jpg?v=1789202199","url":"https:\/\/voomisupply.com\/products\/value-collection-34041-hex-lock-nut-5-8-18-nylon-insert","provider":"Voomi Supply","version":"1.0","type":"link"}