[100 PKG] Hex Lock Nuts Nylon Inserts 18/8 Stainless Waxed 4/40

Hex Lock Nuts Nylon Inserts 18/8 Stainless Waxed 4/40 deliver secure, vibration-resistant fastening for a wide range of assemblies. These nuts combine a standard hex nut body with a built-in nylon insert that forms a locking action once the screw threads through.

Made from 18/8 stainless steel, they offer excellent corrosion resistance and durability in moisture-prone, outdoor, or chemical-exposure environments. The waxed nylon insert further enhances performance by reducing friction during installation and improving long-term locking capability.

Key features

• Material: 18/8 stainless steel for corrosion resistance and strength.
• Locking mechanism: Built-in nylon insert creates a secure, vibration-resistant lock.
• Waxed insert: Waxed nylon reduces friction for smoother threading and improved durability.
• Size: 4/40 UNC thread with hex nut geometry for easy wrench engagement.
• Finish: Natural stainless steel finish with nylon insert.

Applications

• Electronics enclosures and control panels
• Machinery, gearboxes, and industrial equipment
• Marine and outdoor assemblies requiring corrosion resistance
• Automotive components and fixtures
• Cabinetry, furniture hardware, and DIY projects

Why choose nylon insert lock nuts

• Prevents loosening under vibration, maintaining clamping force over time
• Resistant to moisture and chemicals thanks to 18/8 stainless steel
• Reusable and easy to install with standard tools

Equip your toolkit with these Hex Lock Nuts Nylon Inserts 18/8 Stainless Waxed 4/40 for reliable, maintenance-friendly fastenings in a wide range of projects.