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Pan Head Screw Hexalobular TX20 Drive Blue 20mm Wurth

BRAND: Wurth
SKU: 40041420
$27.70 List price: $34.80
100 PCS ($0.28 per PCS)
+ −
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Wurth Pan Head Screw ISO Hexalobular Drive features M4, 20mm length and blue finish. Reduced tool wear due to optimal force distribution.
Technical Specifications
  • Thread type x nominal diameter (d1): M4
  • Length (l1): 20 mm
  • Head diameter (dk): 8 mm
  • Head height (k1): 3.1 mm
  • Standards: ISO 14583
  • Material: Steel
  • Property class: 8.8
  • Surface: Zinc plated, blue passivated
  • RoHS-compliant: Yes
  • Head type: Flat head
  • Drive type: Internal hexalobular
  • Internal drive: TX20
  • Thread type: Metric thread
  • Pitch: 0.7 mm
  • Thread form: Standard metric thread
  • Shank diameter: 4 mm
  • Product class: A
  • Dimensions (H x L x W): 3.1mm x 20mm x 8mm
  • Weight: 0.01 kg
Key Features
  • Hexalobular (TX) drive transmits force over a large surface area across the flanks of the drive.
  • Reduced tool wear due to optimal force distribution.
  • Tool does not slip, preventing damage to surface coating.
  • No wobbling, screw locates securely.
  • Complies with DIN EN ISO 10664 standard for hexalobular drives.
  • Standardized connection elements usable worldwide.
Professional Installation Requirements
  • Installation by a qualified technician or tradesperson is recommended to ensure proper torque and secure fastening.
Applications
  • Mechanical assembly requiring secure fastening
  • Industrial machinery and equipment
  • Automotive and aerospace components
  • General engineering and construction
Standards & Compliance
  • Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation) for electrical fastening applications
  • Complies with AS/NZS 4801 – Occupational Health & Safety Management Systems for workplace safety
Environmental Benefits
  • RoHS-compliant material reduces hazardous substances.
  • Durable zinc plating extends product life, reducing waste.
Warranty Information

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

Available Now

Available for immediate purchase. Ideal for industrial, mechanical, and construction fastening applications.

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