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Wedge Lock Washer W.TEC Series | Wide Shape Design | Corrosion Resistant | @Pack of 50 | by Wurth
Wedge lock washer designed for secure fastening with a wide shape and corrosion resistance, ideal for dynamic loading applications. Built for mechanical assemblies, it prevents loosening in vibrating connections and is reusable without loss of quality. Perfect for high-strength screws, this washer ensures reliable performance in various industrial settings.
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Product Name/Title: Wedge Lock Washer W.TEC Series | Wide Shape Design | Corrosion Resistant | @Pack of 50 | by Wurth
Brand: Wurth
SKU: 401770004
Alternatively Known As: Wedge lock washer, Wedge lock ring, Locking washer, Anti-loosening washer, Vibration lock washer
Technical Specifications
- Internal diameter: 4.4 mm
- Suitable for screw thread: M4 (#8 imperial)
- Outer diameter: 9 mm
- Thickness: 1.7 mm
- Material: Steel
- Vickers hardness: 485 HV
- Surface finish: Flake zinc silver
- Corrosion protection period: 600 hours
- RoHS-compliant: Yes
- Design: Wide shape
- Locking function: Mechanical interlocking against self-loosening
- Dimensions (H x L x W): 1.7mm x 9mm x 9mm
- Weight: 0.02 kg
Key Features
- Lock washer in line with DIN 25201 to prevent loosening
- Wedge surface slope ensures secure locking by pre-tension
- Corrosion resistance of 600 hours base metal corrosion per DIN EN ISO 9227-NSS
- Easy assembly and disassembly with glued pairs
- Tested for high and low tension screw retention
- Reusable multiple times without loss of quality
- Gentle on surfaces
- Available in stainless steel or steel
- Wide contact surface design
Professional Installation Requirements
- Installation by a qualified technician or engineer is recommended to ensure proper torque and secure locking in mechanical assemblies.
Applications
- Prevents loosening in laterally loaded connections
- Secures vibrating screw connections
- Ideal for screw connections subject to oscillations
- Suitable for dynamic loading applications
- Compatible with high-strength screws (8.8, 10.9, 12.9) and matching nuts
Standards & Compliance
- Complies with AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
- Reusable design reduces waste and replacement frequency
- Corrosion resistance extends product life, minimizing environmental impact
- RoHS-compliant material ensures reduced hazardous substances
Warranty Information
Standard manufacturer warranty applies. Please refer to Wurth warranty policy for details.
Available Now
Wurth W.TEC Series Wedge Lock Washer wide shape 50 PCS is available for immediate purchase, ideal for industrial and mechanical fastening applications requiring secure screw connections.
