1/4 - 20 TAP - Heli Coil Products

Specifications

This Heli-Coil tap, model number 819-4, is precision-engineered for creating the specific internal threads required for Heli-Coil inserts. It weighs 0.05 lbs and has compact dimensions of 3.3 x 1.3 x 0.34 inches, making it easy to handle and store. The 1/4 - 20 TAP designation indicates it is designed to prepare a hole for a Heli-Coil insert that will subsequently accept a standard 1/4-20 UNC fastener.

Key Features

• Heli-Coil Specific Design: Engineered to exact specifications for use with 1/4-20 Heli-Coil thread repair inserts, ensuring a perfect fit and optimal performance.
• Precision Threading: Creates accurate, oversized internal threads necessary for the secure installation of Heli-Coil inserts.
• Durable Construction: Manufactured by Heli-Coil Products, it is built from high-quality materials for extended tool life and consistent performance.
• Model 819-4: This specific tap carries the identifier 819-4.

Applications

This Heli-Coil 1/4-20 tap is essential for a wide range of thread repair and reinforcement applications. It is primarily used to:

• Repair stripped or damaged 1/4-20 threads in various materials, including aluminum, magnesium, cast iron, and steel.
• Reinforce existing threads in new components to prevent wear and ensure long-term fastener integrity.
• Prepare tap holes for the insertion of Heli-Coil thread inserts in automotive, aerospace, machinery maintenance, and manufacturing environments.

Benefits

Utilizing this Heli-Coil tap provides significant advantages for thread repair and maintenance:

• Restores Thread Integrity: Effectively repairs damaged threads, restoring them to their original size and strength without requiring oversized bolts or complete component replacement.
• Enhances Durability: When used with Heli-Coil inserts, it creates stronger, more wear-resistant threads than the original parent material, extending component lifespan.
• Cost-Effective Solution: Offers an economical alternative to replacing expensive parts that have experienced thread failure.
• Reliable Fastening: Ensures a secure and reliable connection for 1/4-20 fasteners, preventing loosening due to vibration or repeated assembly/disassembly.
• Simplified Repair Process: Facilitates a straightforward and efficient method for permanent thread repair.