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M5 Hex Flange Bolt | Zinc Plated Steel | Serration Locking Device | High Strength 8.8 | by Wurth
The M5 Hex Flange Bolt is designed for secure fastening in mechanical assemblies, automotive repairs, and industrial applications. Made from zinc plated steel, it offers excellent corrosion resistance and features a serration locking device to prevent self-loosening. With a property class of 8.8, this bolt ensures high strength and reliability for various construction and maintenance tasks.
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Technical Specifications
- Thread type x nominal diameter (d1): M5
- Length (l1): 25 mm
- Head diameter (dc): 11.8 mm
- Head height (k1): 5.4 mm
- Standards: WN 274
- Material: Steel
- Property class: 8.8
- Surface: Zinc plated
- Locking device operating principle: Serration
- Locking function: Locking against self-loosening by mechanical interlocking
- Head type: Hexagon head with flange
- Drive type: Outer hexagon
- External drive (s1): WS8
- Thread type: Metric thread
- Pitch: 0.8 mm
- Thread form: Standard metric thread
- Thread design: Full thread
- RoHS-compliant: Yes
- Dimensions (H x L x W): 25mm x 25mm x 11.8mm
- Weight: 0.1 kg
Key Features
- Hexagon head with flange for increased bearing surface
- Zinc plated steel for corrosion resistance
- Serration locking device to prevent self-loosening
- Full metric thread with pitch 0.8 mm
- Property class 8.8 for high strength
Professional Installation Requirements
- Installation by a qualified technician or tradesperson is recommended to ensure proper torque and secure fastening.
Applications
- Mechanical assemblies requiring secure fastening
- Automotive repairs and manufacturing
- Industrial machinery and equipment
- General construction and maintenance
Standards & Compliance
- Complies with AS/NZS 1170 – Structural Design Actions (Wind, Earthquake, Snow Loads)
Environmental Benefits
- RoHS-compliant material ensures reduced hazardous substances
- Zinc plating extends product life reducing waste and replacement frequency
Warranty Information
Wurth provides warranty against manufacturing defects as per company policy.
Available Now
The Wurth M5 x 25mm Hexagon Head Flange Bolt is available for immediate purchase, ideal for mechanical, automotive, and industrial fastening applications.
