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M8 Serrated Lock Washer | Spring Steel | Corrosion Protection | by Wurth
The M8 Serrated Lock Washer is designed for securing threaded fasteners in mechanical assemblies, preventing loosening due to vibration. Made from durable spring steel with a flake zinc silver surface, it offers corrosion protection for up to 480 hours, making it ideal for automotive and industrial applications. RoHS-compliant, this washer ensures environmental safety while providing reliable locking performance.
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Product Name/Title: M8 Serrated Lock Washer | Spring Steel | Corrosion Protection | by Wurth
Brand: Wurth
SKU: 4018
Alternatively Known As: M8 Lock Washer, Serrated Lock Washer, Spring Steel Lock Washer
Technical Specifications
- Suitable for screw thread: M8
- Internal diameter (d1): 8.2 mm
- Outer diameter (d2): 18.2 mm
- Height (h1): 2.4 mm
- Thickness (s1): 1.4 mm
- Material: Spring steel
- Min./max. Vickers hardness, HV: 420-510 HV
- Surface: Flake zinc silver
- RoHS-compliant: Yes
- Corrosion protection period: 480 h
- Form: M
- Locking device operating principle: Serrated lock washer
- Locking function: Embedding locking device
- Dimensions (H x L x W): 2.4mm x 18.2mm x 18.2mm
- Weight: 0.1 kg
Key Features
- Suitable for M8 screw thread
- Made from spring steel for durability
- Serrated lock washer design provides embedding locking function
- Flake zinc silver surface for corrosion protection up to 480 hours
- RoHS-compliant ensuring environmental safety
Professional Installation Requirements
- Installation by a qualified technician or tradesperson is recommended to ensure proper fastening and locking performance.
Applications
- Securing threaded fasteners in mechanical assemblies
- Preventing loosening due to vibration in automotive and industrial equipment
- General fastening applications requiring locking washers
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- RoHS-compliant material reduces hazardous substances
- Long corrosion protection extends product life, reducing waste
Warranty Information
Standard manufacturer warranty against defects applies.
Available Now
The Wurth 4018 serrated lock washer is available for immediate purchase, ideal for securing fasteners in automotive, industrial, and general mechanical applications.
