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 fine thread, right-hand orientation, and plain finish. Made from 18-8 metal, it offers a tensile strength range of 200,000 to…
SKU 3G-OTH-599251
Need installation or engineering help?
Ask a question
Product Description
The HELI-COIL Helical Insert is a free-running tanged tang style insert with a #10-32 fine thread, right-hand orientation, and plain finish. Made from 18-8 metal, it offers a tensile strength range of 200,000 to 250,000 psi and is supplied in a 1,000-piece pack (MPN 1191-3CN285S).
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, providing a durable 18-8 stainless steel thread for #10-32 fasteners. It is commonly used in automotive, aerospace, and industrial maintenance to restore stripped threads without replacing the parent component.
What are the specifications of the HELI-COIL 1191-3CN285S insert?
This HELI-COIL insert is a free-running tanged tang style with #10-32 fine thread, right-hand orientation, and plain finish. It is made from 18-8 metal with a tensile strength of 200,000 to 250,000 psi, supplied in a 1,000-piece pack (MPN 1191-3CN285S).
Where to buy HELI-COIL helical inserts in worldwide?
3G Electric supplies HELI-COIL helical inserts worldwide, handling full logistics and customs clearance for global delivery. As a sourcing partner, we provide genuine HELI-COIL products like the #10-32 free-running insert (MPN 1191-3CN285S) to industrial buyers across all regions.
How to install a HELI-COIL tanged tang insert?
To install a HELI-COIL tanged tang insert, drill out the damaged thread to the specified tap drill size, tap the hole with the correct HELI-COIL tap, then use a tang-style installation tool to wind the insert into place. After installation, break off the tang with a punch.
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.









