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Self-Centring Screw Seal Washer M12 Zinc Plated Wurth

BRAND: Wurth
SKU: 4690012
$48.10 List price: $60.40
5 PCS ($9.62 per PCS)
+ −
30 Days Return Electricians Unlock Trade Access
Wurth Self-Centring Screw Seal Washer Compatible Zinc features M12, 12mm and 19mm outer diameter. Low tightening torque required with no need for retightening.
Technical Specifications
  • Suitable for screw: M12
  • Internal diameter (d1): 12 mm
  • Outer diameter (d2): 19 mm
  • Thickness (h1): 1.5 mm
  • Material: Steel
  • Shore A hardness: 70 +/- 5
  • Surface: Zinc plated, blue passivated (A2K)
  • Temperature resistance: -35 to 120 °C
  • Through-hole according to DIN EN 202723 f: 13 mm
  • Through-hole according to DIN EN 202723 m: 13.5 mm
  • Dimensions (H x L x W): 1.5mm x 19mm x 19mm
  • Weight: 0.05 kg
Key Features
  • Steel washer with moulded-on rubber sealing lip (NBR70) for optimal sealing
  • Zinc plated steel, blue passivated (A2K) surface for corrosion resistance
  • High pressure and vacuum resistant with broad temperature tolerance
  • Precisely defined lip formation prevents pressing out under extreme pressure
  • Low tightening torque required with no need for retightening
  • Reusable and easy, quick, reliable, and secure installation
  • Overhead installation possible without special machining of metal surface
Professional Installation Requirements
  • Installation should be performed by a qualified technician to ensure proper sealing and torque application.
Applications
  • Sealing screw heads primarily with metric hexagon head bolts according to DIN standards
  • Flange connections requiring high pressure and vacuum sealing
  • Use in environments with broad temperature ranges from -35°C to +120°C
Standards & Compliance
  • Complies with AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
  • Reusable design reduces waste and replacement frequency
  • Durable materials extend product life and reduce environmental impact
Warranty Information

Standard manufacturer warranty applies. Please refer to Wurth warranty policy for details.

Available Now

Wurth Screw Seal Self-Centring 5 PCS are available for immediate purchase, ideal for industrial and mechanical sealing applications.

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