Trade Discount 21%
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 requiring high corrosion resistance. Designed for automotive and industrial applications, this screw offers a thermal capacity of up to 120°C and a corrosion protection period of 480 hours, ensuring durability and reliability in harsh 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: 4123640430
Alternatively Known As: Hex Socket Countersunk Screw, Zinc-Nickel Plated Countersunk Screw, ISO 10642 Countersunk Bolt, Black Zinc Nickel Screw
Technical Specifications
- Thread type x nominal diameter: M4
- Length: 30 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 type: Metric thread
- Thread form: Standard metric thread
- Thread design: Partial thread
- Product class: A
- Dimensions (H x L x W): 2.48mm x 30mm 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 for environmental safety
- Adjusted friction coefficient range of 0.09 μ–0.14 μ due to integrated lubricating particles in top coat
- Thermal capacity up to 120°C
- Functional and decorative fastener finish
- High strength steel with property class 10.9
- Partial metric thread design with hexagon socket drive
Professional Installation Requirements
- Installation by qualified personnel recommended to ensure correct torque and fastening integrity.
Applications
- Mechanical assemblies requiring high corrosion resistance fasteners
- Automotive and machinery applications exposed to corrosive environments
- Industrial equipment and structural fastening with high strength requirements
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Chromium (VI)-free coating reduces environmental and health hazards
- RoHS-compliant material ensures reduced toxic substance use
Warranty Information
Warranty against manufacturing defects as per Wurth standard terms and conditions.
Available Now
Available for immediate purchase, ideal for industrial, automotive, and mechanical fastening applications requiring high corrosion resistance and strength.
