M18 Locking Nuts (Pack of: 10) Nylon Insert Lock Nut Steel Zinc Plated Nyloc DIN 985

• Industrial-Grade Vibration Resistance: Features a superior Nylon Insert (Nyloc) that creates a positive prevailing torque, actively preventing loosening under extreme vibration, motion, and heavy dynamic loads for critical secure fastening.
• Durable Corrosion Protection: Constructed from high-strength Steel with a Bright Zinc Plated (BZP) finish, offering long-lasting rust and weather resistance for reliable use in garage, workshop, outdoor, or marine environments.
• Universal Metric Compatibility: Manufactured to strict DIN 985 / ISO 7040 standards; compatible with all Metric Coarse thread bolts and rods. Available to select in all popular sizes from M3 up to M24.
• Reusable & Non-Marring: The elastic nylon collar protects the mating threads, allowing for repeated use while maintaining the clamping force—ideal for assemblies requiring occasional disassembly or adjustment.
• Multi-Purpose Hardware: Essential locking nuts for Automotive, Industrial Machinery, Construction, DIY Home Projects, trailers, engines, and any application demanding a reliable, permanent, self-locking hex nut.

Why DIYUK Nyloc Nuts are the Best Choice for Heavy-Duty Security Our Premium Zinc Plated Nylon Insert Lock Nuts (often called Nyloc Hex Nuts) are engineered to deliver a fastening solution that simply will not fail under stress. Regardless of the diameter you select, the nylon collar creates a mechanical stop that locks the nut in position, making it the preferred fastener for all high-vibration applications. Key Specifications & Availability: * Standard: DIN 985 / ISO 7040 (Professional-Grade Quality) * Material: Corrosion-Resistant Bright Zinc Plated Steel * Fitment: Metric Coarse Thread – Available in all sizes from M3 through to M24. * Best For: Securing engine components, axle assemblies, agricultural equipment, outdoor playground structures, and any heavy-duty joint. Don't risk equipment failure with loose hardware. Trust DIYUK for long-lasting, reusable, and secure locking nuts that meet the demands of both trade professionals and serious DIY enthusiasts. Select your specific size and pack quantity from the menu above. * Guaranteed Security: Our fasteners meet the strict DIN 985 performance standards, guaranteeing a reliable, anti-vibration lock for critical assemblies in automotive, machinery, and industrial settings. * Built for Durability: Constructed from robust Steel and coated with a protective Zinc Plating, they resist moisture, common chemicals, and rust, offering a long service life whether used in a dry garage or a damp outdoor project. * Comprehensive Sizing: Available across the entire Metric Coarse thread range from M3 to M24, making it easy to find the exact size you need for any project, from light-duty electronics (M3, M4) to heavy-duty structural applications (M10, M12, M16). * Efficiency & Value: The design protects mating threads and allows for safe reusability, providing excellent long-term value for both professional tradespeople and dedicated DIYers.