HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 1/2"-13 Thread Size, Plain
The HELI-COIL Helical Insert is a tanged tang-style, free-running insert with a 1/2"-13 thread size, right-hand orientation, and coarse thread pitch. Made from 18-8 metal, it offers a tensile strength range of…
SKU 3G-OTH-599134
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Product Description
The HELI-COIL Helical Insert is a tanged tang-style, free-running insert with a 1/2"-13 thread size, right-hand orientation, and coarse thread pitch. Made from 18-8 metal, it offers a tensile strength range of 200,000 to 250,000 psi and comes in a plain finish, 100-pack. 3G Electric interprets your demand for threaded repair or reinforcement solutions, sourcing this OEM insert across 14 industrial departments — with specialist depth in combustion, pumps and controls as an authorised distributor — to deliver the right answer, not just a catalog.
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 a HELI-COIL helical insert used for?
A HELI-COIL helical insert repairs or reinforces tapped threads in metal. It restores damaged internal threads to original size or provides stronger threads in softer materials. This free-running, tanged tang-style insert suits applications across industrial machinery, automotive, and aerospace where thread integrity is critical.
What are the specifications of the HELI-COIL A1185-8CN500 insert?
This HELI-COIL insert has a 1/2"-13 thread size, coarse pitch, right-hand orientation, and plain finish. It is made from 18-8 metal with a tensile strength of 200,000 to 250,000 psi. The 100-pack includes tanged tang-style, free-running inserts for inch-thread repair.
Where to buy HELI-COIL helical inserts in worldwide?
3G Electric supplies HELI-COIL helical inserts worldwide. We interpret your demand, source the correct OEM insert, and handle logistics, customs, and delivery to your location globally. Contact us for availability and lead time on the A1185-8CN500 or other thread repair solutions.
How to install a HELI-COIL tanged tang-style 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 wind the insert into the hole using a tang-style installation tool. After installation, break off the tang with a punch. Always follow the manufacturer's instructions for torque and depth.
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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.









