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Flat Zinc Plated Blue Countersunk Washer 8.5mm Internal Diameter Solid Steel Wurth

BRAND: Wurth
SKU: 457700108
$306.80 List price: $385.60
100 PCS ($3.07 per PCS)
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Flat zinc plated blue countersunk washer with an 8.5mm internal diameter and solid steel construction—ideal for timber and structural woodwork applications.
Technical Specifications
  • Internal diameter (d1): 8.5 mm
  • Outer diameter (d2): 25 mm
  • Outer diameter 2 (d3): 18 mm
  • Countersink diameter (d4): 17 mm
  • Height (h1): 5 mm
  • Washer thickness (t): 5 mm
  • Material: Steel
  • Surface: Zinc plated
  • RoHS-compliant: Yes
  • Suitable for: Countersunk screw D 8 mm
  • Dimensions (H x L x W): 5mm x 25mm x 25mm
  • Weight: 0.05 kg
Key Features
  • Increases head penetration resistance for countersunk head screws with a 90° head
  • Solid steel level, flat contact surface
Professional Installation Requirements
  • Installation by a qualified tradesperson is recommended to ensure proper fitting and structural integrity.
Applications
  • Timber construction
  • Timber panel construction
  • Structural woodwork
Standards & Compliance
  • Complies with AS/NZS 1170 – Structural Design Actions (Wind, Earthquake, Snow Loads)
Environmental Benefits
  • RoHS-compliant material ensures reduced hazardous substances.
Warranty Information

Standard manufacturer warranty applies.

Available Now

The Wurth Flat Zinc Plated Blue Countersunk Washer WSH CS A3K D85 100 PCS is available now for immediate purchase. Ideal for timber and structural woodwork applications.

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