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 18-8 metal construction. It features a dry film lubricant and a tensile strength range…
SKU 3G-OTH-599099
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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 18-8 metal construction. It features a dry film lubricant and a tensile strength range of 200,000 to 250,000 psi, supplied in a 1,000-piece pack (MPN 1185-04CNW224S).
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. It provides a strong, wear-resistant internal thread for fasteners, commonly used in automotive, aerospace, and industrial maintenance applications where original threads are stripped or need added strength.
What are the specifications of the HELI-COIL 1185-04CNW224S insert?
This HELI-COIL insert is a free-running tanged tang style with #4-40 thread size, right-hand coarse thread, and 18-8 metal construction. It has a tensile strength of 200,000 to 250,000 psi, includes a dry film lubricant, and comes in a 1,000-piece pack (MPN 1185-04CNW224S).
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 these inserts to your facility. Contact us for pricing and lead time on the #4-40 free-running tanged style (MPN 1185-04CNW224S).
How to install a HELI-COIL tanged helical insert?
Installation requires drilling out the damaged thread to the specified tap drill size, tapping the hole with a HELI-COIL tap, then using a tang-style installation tool to wind the insert into place. After installation, break off the tang with a punch. Always follow the manufacturer's instructions for thread size and tooling.
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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.









