HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 1"-8 Thread Size
The HELI-COIL Helical Insert (MPN K1185-16) is a tanged, free-running insert with a 1"-8 thread size, 1 1/2 in overall length, and 18-8 metal construction. It features right-hand, coarse threads and a tensile…
SKU 3G-OTH-598972
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Product Description
The HELI-COIL Helical Insert (MPN K1185-16) is a tanged, free-running insert with a 1"-8 thread size, 1 1/2 in overall length, and 18-8 metal construction. It features right-hand, coarse threads and a tensile strength range of 200,000 to 250,000 psi. 3G Electric sources this genuine OEM insert across 14 industrial departments, with specialist expertise in combustion, pumps, and controls ensuring accurate specification and supply.
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 holes in metal. This tanged, free-running insert (MPN K1185-16) restores 1"-8 coarse threads in applications like engine blocks, industrial machinery, and hydraulic components. 3G Electric supplies this genuine OEM insert across 14 industrial departments, with specialist expertise in combustion, pumps, and controls.
What are the specifications of the HELI-COIL K1185-16 insert?
The HELI-COIL K1185-16 is a tanged, free-running helical insert with a 1"-8 thread size, 1 1/2 in overall length, and 18-8 metal construction. It has right-hand, coarse threads and a tensile strength range of 200,000 to 250,000 psi. 3G Electric sources this genuine OEM insert for industrial applications worldwide.
Where to buy HELI-COIL helical inserts worldwide?
3G Electric supplies genuine HELI-COIL helical inserts, including the K1185-16, to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for accurate sourcing and competitive pricing on this and other OEM industrial parts.
How to install a tanged free-running helical insert?
Install a tanged free-running helical insert by drilling out the damaged thread, tapping the hole to the specified size, then winding the insert into place using a tang drive tool. After installation, break off the tang with a punch. 3G Electric supplies the correct HELI-COIL insert and can advise on tooling requirements for your application.
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.









