HELI-COIL Thread Repair Kit: Tanged Tang Style, Free-Running, 9/16"-12 Thread Size
The HELI-COIL Thread Repair Kit (MPN 5401-9) is a tanged tang style kit for free-running, stainless steel helical inserts. It includes a 9/16"-12 STI tap and inserts made from 18-8 stainless steel, with a right-hand…
SKU 3G-OTH-528053
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Product Description
The HELI-COIL Thread Repair Kit (MPN 5401-9) is a tanged tang style kit for free-running, stainless steel helical inserts. It includes a 9/16"-12 STI tap and inserts made from 18-8 stainless steel, with a right-hand, coarse thread direction for inch-system metal repair.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the HELI-COIL Thread Repair Kit 5401-9 used for?
The HELI-COIL Thread Repair Kit 5401-9 is used to restore damaged internal threads in metal components. It installs 18-8 stainless steel helical inserts for a 9/16"-12 coarse thread, providing a durable, free-running repair in industrial machinery, automotive, and equipment maintenance applications.
What are the specifications of the HELI-COIL Thread Repair Kit 5401-9?
The HELI-COIL Thread Repair Kit 5401-9 includes a 9/16"-12 STI tap and tanged tang style helical inserts made from 18-8 stainless steel. It features a right-hand, coarse thread direction, plain finish, and is compatible with metal substrates in inch-system measurements.
Where to buy the HELI-COIL Thread Repair Kit 5401-9 worldwide?
3G Electric supplies the HELI-COIL Thread Repair Kit 5401-9 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to source this kit for your thread repair needs.
How to install a HELI-COIL thread repair insert?
To install a HELI-COIL insert, drill out the damaged thread to the specified size, tap the hole using the included STI tap, then wind the insert onto the installation tool and thread it into the tapped hole. Break off the tang after installation for a permanent, free-running thread repair.
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Common applications for HELI-COILHELI-COIL Products
3G Electric supplies HELI-COIL insert & tool kits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









