Inch Coarse Thread Repair Kit - 9/16-12 x .844 - Heli Coil Products

Specifications

This Heli-Coil Products Helicoil thread repair kit, model 5521-9, is engineered for precise thread restoration. It includes essential components for repairing inch coarse threads, specifically sized 9/16-12 x .844. The kit contains a tap, an installation tool, and six stainless steel inserts. It requires a 19/32-inch drill bit, which is not included. The product weighs 0.6 lbs and has dimensions of 6 x 3 x 1 inches.

Key Features

• Complete Thread Repair Solution: The kit provides a specialized tap, an installation tool, and six thread inserts for comprehensive inch coarse thread repair.
• Durable Stainless Steel Inserts: Each kit includes high-quality 18-8 (304) stainless steel inserts, designed for strength and resistance to corrosion and vibration.
• Precise Inch Coarse Threading: Specifically designed for 9/16-12 UNC thread sizes with a .844-inch length, ensuring a compatible and secure repair.
• Robust Packaging: Components are housed in a convenient pouch, protecting the tools and inserts.

Applications

The Heli-Coil Inch Coarse Thread Repair Kit is ideal for restoring damaged, stripped, or worn threads in various materials, including aluminum, magnesium, and cast iron. It sees widespread use across multiple sectors:

• Automotive Repair: Effectively repairs threads in spark plug ports, engine components, cylinder head bolts, transmission housings, and oil drain plugs.
• Industrial Maintenance: Essential for machinery maintenance and other industrial applications requiring strong, reliable threaded connections.
• General Mechanical Repairs: Utilized for any application where internal thread integrity is compromised and requires a permanent restoration.

Benefits

• Restores Thread Integrity: This kit enables the restoration of damaged threads to their original size and shape, creating connections that can be stronger than the original.
• Extends Component Lifespan: By repairing rather than replacing parts, the kit helps extend the service life of valuable equipment and components.
• Ensures Secure Fastening: Stainless steel inserts provide durable, vibration-resistant threads capable of handling high torque, preventing future stripping and ensuring fasteners remain securely in place.
• Cost-Effective Solution: Avoids the significant expense of replacing entire components or purchasing new equipment due to stripped threads.
• Facilitates Reliable Repairs: Offers a permanent repair solution that meets or exceeds applicable specifications, ensuring long-lasting performance.