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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 requiring high corrosion resistance. Designed for industrial and automotive applications, this screw features a hexagon socket drive and offers corrosion protection for up to 480 hours, ensuring durability in high-risk 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: 4123640416
Alternatively Known As: Hex Socket Countersunk Screw, Zinc-Nickel Plated Screw, ISO 10642 Countersunk Bolt, Black Zinc Screw, High Strength Countersunk Screw
Technical Specifications
- Thread type x nominal diameter: M4
- Length: 16 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: Full thread
- Product class: A
- Dimensions (H x L x W): 2.48mm x 16mm x 7.96mm
- Weight: 0.02 kg
Key Features
- Zinc-plated chromium (VI)-free zinc-nickel black coating (ZNBHL) for high corrosion resistance
- Corrosion resistance up to 480 hours for M4 diameter screws according to DIN EN ISO 9227 NSS
- Top coat with integrated lubricating particles for adjusted friction coefficient (0.09 μ–0.14 μ)
- Thermal capacity up to 120°C
- Even coat distribution providing functional and decorative finish
- Countersunk head with hexagon socket drive
- Full metric thread design
Professional Installation Requirements
- Installation by a qualified professional is recommended to ensure proper torque and secure fastening.
Applications
- Mechanical assembly requiring high corrosion resistance
- Industrial machinery fastening
- Automotive and transport equipment
- High-risk corrosion environments
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 hazardous substances
Warranty Information
Standard manufacturer warranty against defects in material and workmanship.
Available Now
Available for immediate purchase, ideal for industrial, automotive, and mechanical fastening applications.
