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Hexalobular-type Cheese Head Screw ISO 14579 | Steel 8.8 | Zinc-Plated & Blue Passivated | @Pack of 100 | by Wurth

BRAND: Wurth
SKU: 4025148
$45.70 List price: $57.50
100 PCS ($0.46 per PCS)
+
Hexalobular-type cheese head screw ISO 14579 is designed for secure fastening in mechanical assemblies. Made from durable steel 8.8 and featuring a zinc-plated, blue passivated finish, this screw ensures optimal force distribution and minimal tool wear. Ideal for industrial machinery, automotive, and aerospace applications, it complies with international standards for reliable performance.

Product Name/Title: Hexalobular-type Cheese Head Screw ISO 14579 | Steel 8.8 | Zinc-Plated & Blue Passivated | @Pack of 100 | by Wurth

Brand: Wurth

SKU: 4025148

Alternatively Known As: Torx screw M4, TX20 cheese head screw, hexalobular socket screw, ISO 14579 fastener, zinc plated hexalobular screw

Technical Specifications
  • Thread type x nominal diameter: M4
  • Length: 8 mm
  • Head diameter: 7.22 mm
  • Head height: 4 mm
  • Standards: ISO 14579
  • Material: Steel
  • Property class: 8.8
  • Surface: Zinc plated, blue passivated
  • RoHS-compliant: Yes
  • Head type: Socket cheese head
  • Drive type: Internal hexalobular (TX20)
  • Thread type: Metric thread
  • Pitch: 0.7 mm
  • Thread form: Standard metric thread
  • Product class: A
  • Dimensions (H x L x W): 4mm x 8mm x 7.22mm
  • Weight: 0.01 kg
Key Features
  • Hexalobular (TX) drive transmits force over a large surface area across the flanks of the drive, reducing tool wear.
  • Tool does not slip due to optimal force distribution.
  • No damage to surface coating during installation.
  • 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 qualified personnel recommended to ensure correct torque and secure fastening.
Applications
  • Mechanical assembly requiring secure fastening
  • Industrial machinery and equipment
  • Automotive and aerospace component assembly
  • General engineering and manufacturing
Standards & Compliance
  • Complies with AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
  • RoHS-compliant material reduces hazardous substances.
  • Durable zinc plating extends product life, reducing replacement frequency and waste.
Warranty Information

Warranty against manufacturing defects as per Wurth standard terms and conditions.

Available Now

Available for immediate purchase, ideal for industrial and mechanical assembly applications.