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Wedge Lock Washer W.TEC Series Wide Shape Corrosion Resistant Variant-2 Wurth

BRAND: Wurth
SKU: 401770016
$115.90 List price: $145.70
25 PCS ($4.64 per PCS)
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Wedge Lock Washer W.TEC Series is designed for securing screw connections against self-loosening under lateral load and vibration.
Technical Specifications
  • Internal diameter: 17.0 mm
  • Suitable for screw thread: M16
  • Suitable for thread (imperial): 5/8 inch
  • Outer diameter: 30.7 mm
  • Thickness: 3.7 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): 4mm x 31mm x 31mm
  • Weight: 0.05 kg
Key Features
  • Effectively secures screw connections against self-turning under lateral load, vibration, and oscillation
  • Lock washer compliant with DIN 25201 standard to prevent loosening
  • Corrosion resistance of 600 hours base metal corrosion per DIN EN ISO 9227-NSS
  • Wedge surface slope ensures secure locking by pre-tension instead of friction
  • 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 and compatible with lubricants
  • Available in stainless steel or steel with flake zinc silver surface finish
Professional Installation Requirements
  • Installation by a qualified technician or engineer is recommended to ensure proper torque and secure locking in dynamic applications.
Applications
  • Securing laterally loaded, vibrating, and oscillating screw connections in mechanical assemblies
  • Suitable for use with high-strength screws (8.8, 10.9, 12.9) and matching nuts
  • Ideal for dynamic loading conditions in industrial and construction settings
Standards & Compliance
  • Complies with AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
  • Reusable design reduces waste and replacement frequency
  • Corrosion-resistant coating extends product life, minimizing environmental impact
Warranty Information

Standard manufacturer warranty against defects applies; specific warranty details available upon request.

Available Now

Wurth Wedge Lock Washer W.TEC Series wide shape 25 PCS is available for immediate purchase, ideal for industrial and mechanical fastening applications.