LOCKING INSERT M5X0.8 2” STAINLESS STL - Heli Coil Products

The Heli-Coil Products 1084-5CN LOCKING INSERT M5X0.8 is a professional-grade solution engineered to provide robust, vibration-resistant threaded connections in demanding automotive and industrial applications. Crafted from durable stainless steel, this locking insert is designed to reinforce existing threads or repair stripped and damaged ones, ensuring superior fastener retention and longevity for critical assemblies.

Key Features

• Positive Locking Mechanism: Features a resilient locking mechanism, often a polygonal twist or "chords" on the coils, that grips the mating bolt to prevent loosening under extreme vibration, impact, and dynamic loads. This eliminates the need for additional locking devices like lock washers or chemical compounds.
• Superior Thread Reinforcement: Creates high-strength, wear-resistant threads that are stronger than the original parent material, especially beneficial in softer metals like aluminum, magnesium, or cast iron.
• Corrosion and Wear Resistance: Manufactured from 18-8 (Type 302/304) stainless steel, offering excellent resistance to corrosion and wear, extending the lifespan of threaded assemblies even in harsh environments.
• Even Load Distribution: The helical design ensures a balanced distribution of dynamic and static loads across the entire length of thread engagement, reducing localized stress concentrations and preventing premature failure.
• Wide Temperature Range: Stainless steel construction allows for reliable performance across a broad temperature spectrum, from -320°F to +800°F.

Applications

This Heli-Coil locking insert is indispensable for professional technicians and mechanics in various sectors. It is ideal for repairing stripped or damaged threads in engine blocks, transmission housings, and other critical components in automotive and heavy machinery. Its robust locking feature makes it suitable for applications exposed to high vibration, such as in industrial equipment, aerospace components, and general maintenance, repair, and overhaul (MRO) operations where secure, long-lasting threaded connections are paramount.

Specifications

• Manufacturer: Heli Coil Products
• Model Number: 1084-5CN
• Thread Size: M5x0.8 Metric Coarse
• Length: 2D (approximately 10mm for M5)
• Material: Stainless Steel (18-8 / Type 302/304)
• Type: Locking Insert