HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, #4-40 Thread Size
The HELI-COIL Helical Insert is a free-running, tanged tang style insert with a #4-40 thread size, right-hand, coarse thread, and a tensile strength of 200,000 to 250,000 psi. Made from 18-8 stainless steel with a…
SKU 3G-OTH-599256
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Product Description
The HELI-COIL Helical Insert is a free-running, tanged tang style insert with a #4-40 thread size, right-hand, coarse thread, and a tensile strength of 200,000 to 250,000 psi. Made from 18-8 stainless steel with a dry film lubricant, this 100-piece pack provides a reliable thread repair solution for metal applications.
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 threads in metal components. This free-running, tanged tang style insert with #4-40 thread size restores stripped threads in applications like automotive, aerospace, and industrial machinery, providing a durable 18-8 stainless steel thread with 200,000 to 250,000 psi tensile strength.
What are the specifications of the HELI-COIL A1185-04CNW336 insert?
This HELI-COIL insert is a free-running, tanged tang style with #4-40 thread size, right-hand, coarse thread. It is made from 18-8 stainless steel with dry film lubricant, has a tensile strength of 200,000 to 250,000 psi, and comes in a 100-piece pack. The manufacturer part number is A1185-04CNW336.
Where to buy HELI-COIL helical inserts in worldwide?
3G Electric supplies HELI-COIL helical inserts worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this #4-40 free-running tanged insert (MPN A1185-04CNW336) to your facility. Contact us for availability and lead time on your order.
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 new thread. Break off the tang after installation. Always follow the manufacturer's instructions for best results.
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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.









