HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, #10-32 Thread Size, Plain
The HELI-COIL Helical Insert is a free-running, tanged tang style insert with a #10-32 thread size, fine thread, and right-hand orientation. Made from Nitronic 60 metal, it offers a tensile strength of 200,000 psi…
SKU 3G-OTH-598899
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Product Description
The HELI-COIL Helical Insert is a free-running, tanged tang style insert with a #10-32 thread size, fine thread, and right-hand orientation. Made from Nitronic 60 metal, it offers a tensile strength of 200,000 psi and comes in a 100-piece pack (MPN A1191-3EN475).
Frequently Asked Questions
What is a HELI-COIL helical insert used for?
A HELI-COIL helical insert repairs or reinforces threads in metal. This free-running, tanged tang style insert with #10-32 thread size restores stripped threads in aluminum, cast iron, or steel components across industrial machinery, automotive, and aerospace applications.
What are the specifications of the HELI-COIL A1191-3EN475 insert?
This HELI-COIL insert has a #10-32 fine thread, right-hand orientation, and is made from Nitronic 60 metal with a tensile strength of 200,000 psi. It is a free-running, tanged tang style, plain finish, supplied in a 100-piece pack (MPN A1191-3EN475).
Where to buy HELI-COIL helical inserts worldwide?
3G Electric supplies HELI-COIL helical inserts worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine HELI-COIL products like the A1191-3EN475 to your facility, regardless of location.
How to install a HELI-COIL tanged helical insert?
To install a HELI-COIL tanged insert, drill out the damaged thread to the specified tap drill size, tap the hole with the correct HELI-COIL tap, then use the installation tool to wind the insert into the hole. Break off the tang after installation for a permanent thread repair.
Used in
Common applications for HELI-COILHELI-COIL Products
3G Electric supplies HELI-COIL free-running tanged helical inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









