Metric Class 10.9 Nylon Insert Locknuts Clear Zinc Cr3 Plating

Metric Class 10.9 Nylon Insert Locknuts – High-Strength Locking with Clear Zinc Cr3 Protection

When applications demand exceptional tensile strength, vibration resistance, and metric compatibility, Metric Class 10.9 nylon insert locknuts with Clear Zinc Cr3 plating deliver a proven, high-performance fastening solution. Manufactured from hardened alloy steel and engineered to meet Class 10.9 mechanical properties, these locknuts are built for heavy-duty use where fastener integrity is critical.

Engineered for Strength and Vibration Resistance

Metric Class 10.9 nylon insert locknuts feature an integrated nylon collar that creates prevailing torque as the nut is installed. The nylon insert compresses around the bolt threads, generating friction that resists loosening caused by vibration, shock loads, and repeated motion. This locking method provides reliable security without damaging threads, making these locknuts suitable for controlled reuse and maintenance-friendly assemblies.

Ideal for Demanding Metric Applications

Thanks to their high-strength construction, these locknuts are commonly used in industrial machinery, automotive assemblies, power transmission systems, construction equipment, and structural applications that require metric fasteners. They are especially valuable in dynamic environments where joint failure could lead to costly downtime or safety risks.

Clear Zinc Cr3 Plating Benefits

The Clear Zinc Cr3 (trivalent chromium) plating adds effective corrosion resistance while maintaining a clean, professional silver appearance. This finish protects against rust and oxidation in indoor and moderately exposed environments, extending service life without compromising fit or performance. Unlike traditional hexavalent chromium coatings, Cr3 plating is RoHS-compliant, making it a safer and more environmentally responsible choice for modern manufacturing and infrastructure projects.

Specifications and Features

• Material Grade: Class 10.9 hardened alloy steel

• Locking Type: Nylon insert locknut (prevailing torque)

• Finish: Clear zinc Cr3, RoHS-compliant

• Thread Types: Metric coarse and metric fine

• Sizes: Commonly M6 through M30

• Standards: DIN 985, ISO 10511, EN 24032

Built for High-Performance Fastening

For applications that require maximum strength, dependable locking, and corrosion protection, Metric Class 10.9 nylon insert locknuts with Clear Zinc Cr3 plating provide confidence under load. Need help selecting the right size or quantity? Our fastener specialists are ready to help you get the job done right.