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Helical Insert W.TEC® INSERT COIL | M4 Thread | Free Running Design | 10 PCS | by Wurth
Helical insert W.TEC® INSERT COIL is designed for M4 thread repair, featuring a free running design made from durable A2 stainless steel. Ideal for reinforcing female threads in low-strength metals and plastics, this insert minimizes thread friction and enhances connection durability. Perfect for industrial machinery and automotive repairs, it ensures a secure fit and long-lasting performance.
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Product Name/Title: Helical Insert W.TEC® INSERT COIL | M4 Thread | Free Running Design | 10 PCS | by Wurth
Brand: Wurth
SKU: 462746
Alternatively Known As: Thread Repair Insert, Threaded Coil Insert, Helical Thread Insert, Threaded Coil, Thread Repair Coil
Technical Specifications
- Material: Stainless steel A2
- Surface: Plain
- Design: Free running
- Thread type x nominal diameter: M4
- Length built-in state (l1): 6 mm
- Outer diameter (d1): 5 mm
- Thread form: Standard metric thread
- Pitch: 0.7 mm
- Core hole diameter: 4.2 mm
- Minimum core hole depth: 9.15 mm
- Required thread depth at stud hole: 8.45 mm
- Dimensions (H x L x W): 6mm x 6mm x 5mm
- Weight: 0.01 kg
Key Features
- Produces a lasting, heavy-duty female thread
- Free running, true to gauge thread
- Made of A2 stainless steel for increased corrosion resistance
- Optimal force distribution and flexibility compensates for pitch and angle errors
- Minimised thread friction torque and torsional stress
- Space and weight minimisation with smaller number of required connection points
- Reinforces thread to minimise repair costs
Professional Installation Requirements
- Installation requires proper tools and trained personnel to ensure correct thread insert placement and secure fit.
Applications
- Repair and reinforcement of female threads in low-strength metal materials
- Thread reinforcement in plastics
- Industrial machinery and automotive repair
- General mechanical assembly requiring durable threaded connections
Standards & Compliance
- Complies with AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
- Extends the life of components by enabling thread repair instead of replacement
- Reduces material waste by reinforcing existing threads
- Corrosion resistance reduces frequency of maintenance and replacements
Warranty Information
Standard manufacturer warranty against defects applies.
Available Now
Wurth Helical Insert W.TEC® INSERT COIL M4 Thread 10 PCS is available for immediate purchase, ideal for industrial and mechanical thread repair applications.
