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Flat Washer ISO 7089 Steel Zinc-Nickel Black Coating Corrosion Resistant Variant-3 Wurth
Flat Washer ISO 7089 Steel with a zinc-nickel black coating and corrosion resistance up to 720 hours—ideal for M12 screw thread applications.
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Technical Specifications
- Suitable for screw thread: M12
- Internal diameter (d1): 13 mm
- Outer diameter (d2): 24 mm
- Thickness (h1): 2.5 mm
- Material: Steel
- Vickers hardness: 200 HV
- Surface finish: Zinc nickel black (ZNBH)
- RoHS-compliant: Yes
- Corrosion protection period: 720 hours
- Locking function: Embedding locking device
- Dimensions (H x L x W): 2.5mm x 24mm x 24mm
- Weight: 0.02 kg
Key Features
- Zinc-plated chromium (VI)-free zinc-nickel black coating (ZNBH) for enhanced corrosion resistance
- Corrosion resistance up to 720 hours against base metal corrosion according to DIN EN ISO 9227 NSS
- Thermal capacity up to 120°C
- Even coating distribution providing both functional and decorative finish
- Embedding locking device for locking function
Professional Installation Requirements
- Installation by qualified personnel recommended to ensure proper fastening and corrosion protection.
Applications
- Suitable for use with M12 screw threads in mechanical assemblies
- Ideal for applications requiring high corrosion resistance
- Used in automotive, industrial, and construction fastening systems
Standards & Compliance
- Complies with AS/NZS 1170 – Structural Design Actions (Wind, Earthquake, Snow Loads)
Environmental Benefits
- Chromium (VI)-free coating reduces environmental and health hazards
- Long corrosion resistance extends product life, reducing waste
Warranty Information
Standard manufacturer warranty against defects applies.
Available Now
Available for immediate purchase, ideal for industrial, automotive, and construction fastening applications.
