Trade Discount 20%
Hex Socket Button Head Screw M4 | Zinc-Nickel Plated Black | Corrosion Resistant | @Pack of 25 | by Wurth
Hex Socket Button Head Screw M4 with zinc-nickel plating and corrosion resistance up to 480 hours — ideal for high corrosion risk environments. Built for industrial and automotive applications, this screw features a hexagon socket drive for secure fastening and is RoHS-compliant for safety.
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Product Name/Title: Hex Socket Button Head Screw M4 | Zinc-Nickel Plated Black | Corrosion Resistant | @Pack of 25 | by Wurth
Brand: Wurth
SKU: 42526435
Alternatively Known As: Hex Socket Button Head Screw, Zinc Nickel Plated Screw, ISO 7380-1 Screw, M4 Button Head Screw
Technical Specifications
- Thread type x nominal diameter: M4
- Length: 35 mm
- Head diameter: 7.6 mm
- Head height: 2.2 mm
- Standards: ISO 7380-1
- Material: Steel
- Property class: 010.9
- Surface: Zinc nickel black
- Corrosion protection period: 480 h
- Head type: Button head
- Drive type: Hexagon socket
- Internal drive: HS2.5
- Thread type: Metric thread
- Thread form: Standard metric thread
- Thread length (metric thread): 20 mm
- Product class: A
- RoHS-compliant: Yes
- Dimensions (H x L x W): 2.2mm x 35mm x 7.6mm
- Weight: 0.02 kg
Key Features
- Zinc-nickel black coating providing corrosion resistance up to 480 hours
- Chromium(VI)-free coating with integrated lubricating particles
- Thermal capacity up to 120°C
- Adjusted friction coefficient range of 0.09 μ–0.14 μ
- Button head with hexagon socket internal drive HS2.5
- Standard metric thread compliant with ISO 7380-1
Professional Installation Requirements
- Installation by a qualified technician or engineer is recommended to ensure proper torque and fastening integrity.
Applications
- High corrosion risk environments requiring durable fasteners
- Mechanical assemblies needing secure fastening with hexagon socket drive
- Industrial and automotive applications requiring RoHS-compliant screws
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 usage
Warranty Information
Warranty against manufacturing defects as per Wurth standard terms.
Available Now
Available for immediate purchase, ideal for industrial, automotive, and mechanical fastening applications.
