{"product_id":"hex-lock-nuts-nylon-inserts-grade-8-steel-zinc-yellow-1-4-28-_15ns8kc","title":"1\/4-28 Hex Lock Nuts | Grade 8 Steel Zinc Yellow (600 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for high-strength, vibration-prone assemblies, our Hex Lock Nuts with Nylon Inserts deliver reliable locking action while providing easy installation. Crafted from Grade 8 steel and finished in a yellow zinc coating, these nuts combine strength, durability, and corrosion resistance for heavy-duty hardware projects. The 1\/4-28 thread size ensures compatibility with standard bolts and fasteners used in automotive, machinery, and industrial equipment.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cb\u003eLocking action with nylon insert:\u003c\/b\u003e the built-in nylon insert bites into the mating bolt thread to resist loosening under vibration and dynamic loads.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eGrade 8 steel construction:\u003c\/b\u003e high tensile strength for demanding applications.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eYellow zinc finish:\u003c\/b\u003e corrosion resistance and a bright, recognizable appearance.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eStandard hex geometry:\u003c\/b\u003e easy wrenching with common tools for fast and secure installation.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003ePrecise threads:\u003c\/b\u003e engineered for smooth threading and reliable performance with 1\/4-28 fasteners.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eVersatile applications:\u003c\/b\u003e ideal for automotive, machinery, equipment, and general industrial use.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eOptimization and compatibility note: For optimal performance, use with compatible bolts and torque values recommended for Grade 8 steel hardware. Not intended for critical aerospace or high-precision applications unless specified by engineering guidelines. Available in a durable yellow zinc finish to resist wear and corrosion in everyday environments.\u003c\/p\u003e \u003cp\u003e\u003ci\u003eEnhance your hardware kit with these reliable nylon insert hex lock nuts and enjoy a secure, vibration-resistant fit in every project.\u003c\/i\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Mutual Screw","offers":[{"title":"Default Title","offer_id":50379662262551,"sku":"15NS8KC","price":39.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/14NS8KC_a5433ba4-2a84-410c-bd93-c9eb6024cfe0.webp?v=1744929166","url":"https:\/\/mutualscrew.com\/products\/hex-lock-nuts-nylon-inserts-grade-8-steel-zinc-yellow-1-4-28-_15ns8kc","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}