HELI-COIL Thread Repair Kit: Tanged Tang Style, Free-Running, 1/4"-18 Thread Size
The HELI-COIL Thread Repair Kit (MPN 5407-4) is a tanged tang style insert and tool kit for repairing damaged threads in metal. It includes free-running, 18-8 stainless steel helical inserts with a 1/4"-18 NPT thread…
SKU 3G-OTH-528152
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Product Description
The HELI-COIL Thread Repair Kit (MPN 5407-4) is a tanged tang style insert and tool kit for repairing damaged threads in metal. It includes free-running, 18-8 stainless steel helical inserts with a 1/4"-18 NPT thread size, right-hand thread direction, and plain finish, supplied with an STI tap of matching size.
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 5407-4 used for?
The HELI-COIL Thread Repair Kit 5407-4 is used to repair damaged internal threads in metal components. It installs free-running, 18-8 stainless steel helical inserts to restore 1/4"-18 NPT threads, extending the life of parts in industrial machinery, automotive, and maintenance applications.
What are the specifications of the HELI-COIL Thread Repair Kit 5407-4?
The HELI-COIL Thread Repair Kit 5407-4 includes tanged tang style helical inserts with a 1/4"-18 NPT thread size, right-hand direction, and plain finish. The inserts are 18-8 stainless steel, compatible with metal substrates. The kit also supplies an STI tap of matching size.
Where to buy the HELI-COIL Thread Repair Kit 5407-4 worldwide?
3G Electric supplies the HELI-COIL Thread Repair Kit 5407-4 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this thread repair kit.
How to install the HELI-COIL Thread Repair Kit 5407-4?
To install the HELI-COIL Thread Repair Kit 5407-4, drill out the damaged thread, tap the hole using the included STI tap, then insert the helical insert using the tang-style installation tool. Break off the tang after installation. Always follow the manufacturer's instructions for best results.
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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.









