Self-Locking Hex Nut N 024 508 5

Secure critical assemblies in your Volkswagen, Audi, Skoda or SEAT with the genuine self-locking hex nut (part N 024 508 5). Engineered to factory specifications, this precision fastener features a nylon-insert for reliable clamp load retention and a corrosion-resistant finish for long-lasting performance under vibration and temperature extremes.

Key Benefits

• Exact OEM Fit
  Machined to Volkswagen Group’s CAD data for drop-in replacement—no thread chasing or adapters required.

• Nylon-Lock Insert
  Integral nylon ring grips the mating bolt threads, preventing back-off under vibration and dynamic loads.

• High-Strength Steel
  Hardened alloy construction provides superior tensile strength and fatigue resistance for safety-critical fastenings.

• Corrosion-Resistant Finish
  Zinc-nickel plating shields against rust, moisture and road salts, extending service life in harsh environments.

• Standard Hex Profile
  Six-point head allows easy installation with common hand or power tools and ensures even torque distribution.

Technical Specifications

• Part Number: N 024 508 5

• Thread Size: M6 × 1.0 mm

• Height: 5.8 mm (nominal)

• Material: Hardened carbon steel

• Locking Element: Nylon insert

• Finish: Zinc-nickel corrosion protection

• Torque Spec: 8 – 10 Nm

• Operating Temperature: –40 °C … +120 °C

Installation Overview

1. Prepare Bolt: Ensure mating threads are clean and undamaged.

2. Hand-Thread Nut: Engage by hand to avoid cross-threading.

3. Torque to Spec: Use a calibrated torque wrench to tighten to 8 – 10 Nm.

4. Verify Locking: Confirm nylon insert provides resistance and the nut remains secure under vibration.