HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 1/2"-13 Thread Size, Plain
The HELI-COIL Helical Insert is a free-running, tanged tang style insert with a 1/2"-13 thread size, right-hand, coarse thread, made from 18-8 metal with a tensile strength of 200,000 to 250,000 psi. Supplied in a…
SKU 3G-OTH-599221
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Product Description
The HELI-COIL Helical Insert is a free-running, tanged tang style insert with a 1/2"-13 thread size, right-hand, coarse thread, made from 18-8 metal with a tensile strength of 200,000 to 250,000 psi. Supplied in a plain finish, 100-pack, this inch-series insert (MPN A1185-8CN1000) provides a reliable threaded repair or reinforcement solution for industrial applications.
Frequently Asked Questions
What is a HELI-COIL helical insert used for?
A HELI-COIL helical insert repairs or reinforces damaged internal threads in metal components. It restores a 1/2"-13 thread size in applications like engine blocks, industrial machinery, and hydraulic systems, providing a durable, free-running thread with tensile strength up to 250,000 psi.
What are the specifications of the HELI-COIL A1185-8CN1000?
This HELI-COIL insert is a free-running, tanged tang style with a 1/2"-13 thread size, right-hand, coarse thread. Made from 18-8 metal, it has a tensile strength of 200,000 to 250,000 psi. Supplied in a plain finish, 100-pack, inch-series (MPN A1185-8CN1000).
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 the A1185-8CN1000 and other thread repair inserts to your facility. Contact us for availability and lead time.
How to install a HELI-COIL tanged helical insert?
Install a HELI-COIL tanged insert by drilling out the damaged thread, tapping the hole to the specified size, then using a tang insertion tool to wind the insert into place. After installation, break off the tang with a punch. Always follow the manufacturer's instructions for the 1/2"-13 thread size.
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.









