{"product_id":"hex-lock-nuts-serrated-flange-steel-black-zinc-5-16-18_31nrbzkc","title":"[1500 BULK] Hex Lock Nuts Serrated Flange Steel Black Zinc 5\/16-18","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cb\u003eHex Lock Nuts Serrated Flange Steel Black Zinc 5\/16-18\u003c\/b\u003e are engineered for dependable, vibration-resistant fastening in automotive, machinery, and outdoor applications. Crafted from sturdy steel with a durable black zinc finish, these hex lock nuts combine locking action with a serrated flange to deliver secure performance in challenging environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cb\u003eMaterial \u0026amp; Finish:\u003c\/b\u003e Steel with black zinc coating for corrosion resistance and a durable, low-profile finish.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eLocking Performance:\u003c\/b\u003e Serrated flange anchors the nut and improves anti-slip performance, helping to prevent loosening under vibration.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlange Design:\u003c\/b\u003e Serrated flange distributes pressure evenly and reduces surface damage for reliable holding power.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eThread Size:\u003c\/b\u003e 5\/16-18 UNC (coarse) for common fastener applications.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplications:\u003c\/b\u003e Ideal for automotive, machinery, equipment, and outdoor projects where vibration resistance is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eTrustworthy for quick, strong assemblies and long service life, these hex lock nuts are a practical choice when you need secure, maintenance-free performance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Mutual Screw","offers":[{"title":"Default Title","offer_id":50379615666455,"sku":"31NRBZKC","price":240.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/14NRBZKC_e78a18bf-9600-414e-81ab-3a3a87a8455f.webp?v=1744941539","url":"https:\/\/mutualscrew.com\/products\/hex-lock-nuts-serrated-flange-steel-black-zinc-5-16-18_31nrbzkc","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}