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Countersunk Head Screw ISO 10642 | Strength Class 10.9 | Zinc-Nickel Plated | Black Finish | @Pack of 25 | by Wurth
Countersunk head screw ISO 10642 with strength class 10.9 and zinc-nickel plating is perfect for mechanical assemblies needing high corrosion resistance. Designed for automotive and industrial applications, this screw features a hexagon socket drive and flush mounting for secure fastening, ensuring durability in corrosive environments.
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Product Name/Title: Countersunk Head Screw ISO 10642 | Strength Class 10.9 | Zinc-Nickel Plated | Black Finish | @Pack of 25 | by Wurth
Brand: Wurth
SKU: 4123640420
Alternatively Known As: Hex Socket Countersunk Screw, Zinc-Nickel Plated Screw, ISO 10642 Screw, Black Zinc Screw, High Strength Countersunk Screw
Technical Specifications
- Thread type x nominal diameter: M4
- Length: 20 mm
- Head diameter: 7.96 mm
- Head height: 2.48 mm
- Internal drive: Hexagon socket HS2.5
- Standards: ISO 10642
- Material: Steel
- Property class: 10.9
- Surface finish: Zinc nickel black
- Corrosion protection period: 480 hours
- RoHS-compliant: Yes
- Head type: Countersunk head
- Drive type: Hexagon socket
- Thread form: Standard metric thread
- Thread design: Full thread
- Product class: A
- Dimensions (H x L x W): 2.48mm x 20mm x 7.96mm
- Weight: 0.02 kg
Key Features
- Zinc-nickel black coating providing corrosion resistance up to 480 hours according to DIN EN ISO 9227 NSS
- Chromium (VI)-free coating with integrated lubricating particles for adjusted friction coefficient (0.09 μ–0.14 μ)
- Thermal capacity up to 120°C
- Full metric thread design with hexagon socket drive
- Countersunk head for flush mounting
Professional Installation Requirements
- Installation by qualified personnel recommended to ensure correct torque and secure fastening.
Applications
- Mechanical assemblies requiring high corrosion resistance fasteners
- Automotive and industrial equipment exposed to corrosive environments
- Precision engineering and machinery requiring strong, durable screws
Standards & Compliance
- Complies with AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
- Chromium (VI)-free coating reduces environmental and health hazards
- Durable corrosion protection extends product life, reducing waste
Warranty Information
Wurth standard warranty against manufacturing defects applies.
Available Now
Wurth Countersunk Head Screw with Hexagon Socket ISO 10642 is available for immediate purchase, ideal for industrial and mechanical applications requiring high corrosion resistance.
