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Countersunk Screw ISO 14581 | Hexalobular Head | Zinc-Nickel Plated | Corrosion Resistant | @Pack of 100 | by Wurth
Countersunk screws ISO 14581 with a hexalobular head and zinc-nickel plating are perfect for mechanical assemblies needing corrosion resistance. Designed for automotive and industrial applications, these screws offer up to 480 hours of corrosion protection, ensuring durability in harsh environments. Ideal for professionals seeking reliable fastening solutions.
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Product Name/Title: Countersunk Screw ISO 14581 | Hexalobular Head | Zinc-Nickel Plated | Corrosion Resistant | @Pack of 100 | by Wurth
Brand: Wurth
SKU: 40126425
Alternatively Known As: Hexalobular Countersunk Screw, Torx Countersunk Screw, ISO 14581 Screw, Zinc-Nickel Plated Fastener
Technical Specifications
- Thread type x nominal diameter: M4
- Length: 25 mm
- Head diameter: 8.4 mm
- Head height: 2.7 mm
- Standards: ISO 14581
- Material: Steel
- Property class: 08.8
- Surface: Zinc nickel black
- RoHS-compliant: Yes
- Corrosion protection period: 480 h
- Head type: Countersunk head
- Drive type: Internal hexalobular
- Internal drive size: TX20
- Thread type: Metric thread
- Pitch: 0.7 mm
- Thread form: Standard metric thread
- Product class: A
- Dimensions (H x L x W): 2.7mm x 25mm x 8.4mm
- Weight: 0.02 kg
Key Features
- Zinc-nickel black coating (ZNBHL) providing high corrosion resistance
- Chromium (VI)-free coating for environmental safety
- Corrosion resistance up to 480 hours for M4 diameter screws
- Integrated lubricating particles in top coat for adjusted friction coefficient (0.09μ - 0.14μ)
- Thermal capacity up to 120°C
- Even coating distribution with functional and decorative finish
Professional Installation Requirements
- Installation by qualified personnel recommended to ensure proper torque and fastening integrity.
Applications
- Mechanical assemblies requiring corrosion-resistant fasteners
- Automotive and industrial equipment exposed to harsh environments
- High-corrosion risk applications needing durable fastening solutions
Standards & Compliance
- Complies with AS/NZS 4801 – Occupational Health & Safety Management Systems
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 and mechanical fastening applications requiring corrosion resistance.
