Trade Discount 21%
1/2 Inch UNF Bolt | GR5 Steel | Galvanised Blue Passivated | by Wurth
The 1/2 inch UNF Bolt is crafted from high-strength GR5 steel, featuring a galvanised blue passivated surface for superior corrosion resistance. Ideal for mechanical assemblies, automotive, and industrial applications, this bolt ensures precise fastening with its fine UNF thread, making it a reliable choice for professionals seeking durability and performance.
Please sign in so that we can notify you about a reply
Sign in
Please login to continue to your account.
Product Name/Title: 1/2 Inch UNF Bolt | GR5 Steel | Galvanised Blue Passivated | by Wurth
Brand: Wurth
SKU: 71123
Alternatively Known As: Wurth UNF Bolt, Steel GR5 Bolt, Galvanised Fine Thread Bolt, 1/2 inch UNF Bolt
Technical Specifications
- Nominal diameter (d1): 1/2 inch
- Length (l1): 3 inch
- Thread type: UNF (fine thread)
- Material: Steel
- Property class: GR5
- Surface: Zinc plated (blue passivated A2K)
- Width across flats: 3/4 inch
- Other standard: WN 71
- Dimensions (H x L x W): 76mm x 76mm x 19mm
- Weight: 0.1 kg
Key Features
- Made from high strength GR5 steel
- Galvanised with blue passivation (A2K) for corrosion resistance
- Fine UNF thread for precise fastening
- Zinc plated surface for enhanced durability
Professional Installation Requirements
- Installation by a qualified technician or tradesperson is recommended to ensure proper torque and fastening integrity.
Applications
- Mechanical assemblies requiring high strength fasteners
- Automotive and machinery fastening
- General industrial fastening applications
Standards & Compliance
- Complies with AS/NZS 1170 – Structural Design Actions (Wind, Earthquake, Snow Loads)
Environmental Benefits
- Galvanised coating extends product life reducing waste
- Durable steel construction supports long-term use
Warranty Information
Standard manufacturer warranty against defects in material and workmanship.
Available Now
The Wurth W-0071 steel GR5 galvanised UNF bolt is available for immediate purchase, ideal for industrial, automotive, and mechanical fastening applications.
