{"product_id":"10-5-16-18-coarse-thread-grade-8-nylon-insert-hex-lock-bolt-nut","title":"(10) 5\/16-18\" Coarse Thread Grade 8 Nylon Insert Hex Lock Bolt Nut","description":"\u003ch2\u003eGrade 8 Nylon Insert Hex Lock Nuts, 5\/16-18 Coarse Thread, 10 Pack\u003c\/h2\u003e\u003cp\u003eThis 10-piece set contains Grade 8 nylon insert hex lock nuts with 5\/16-18 coarse thread. The nylon insert design creates friction against the mating bolt threads to resist loosening from vibration, making these lock nuts a common choice for automotive, machinery, and equipment fastening where a standard nut could back off. Grade 8 indicates a high-strength steel grade rated for demanding load applications.\u003c\/p\u003e\u003ch3\u003eProduct Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e 5\/16-18\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Coarse\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e Grade 8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e Nylon Insert Hex Lock Nut\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What does 5\/16-18 mean? \u003cstrong\u003eA:\u003c\/strong\u003e The 5\/16 refers to the nominal thread diameter, and the 18 indicates 18 threads per inch, which is the coarse thread series for this size.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What is a nylon insert lock nut used for? \u003cstrong\u003eA:\u003c\/strong\u003e The nylon insert grips the bolt threads to add resistance to loosening, which is useful in applications exposed to vibration or movement.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eConfirm the complete device or equipment model before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"Bethesda Industrial","offers":[{"title":"Default Title","offer_id":50295980425466,"sku":"OO1A01663","price":46.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0862\/5101\/2346\/files\/s-l1600_4137a23a-2764-4d22-8f8a-1b463856fdce.jpg?v=1789419478","url":"https:\/\/bethesdaindustrial.com\/products\/10-5-16-18-coarse-thread-grade-8-nylon-insert-hex-lock-bolt-nut","provider":"Bethesda Industrial","version":"1.0","type":"link"}