HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, #8-32 Thread Size, Plain
The HELI-COIL Helical Insert is a tanged tang style, screw-locking insert with #8-32 thread size, plain finish, and 18-8 material grade. It has a tensile strength of 200,000 to 250,000 psi, right-hand thread…
SKU 3G-OTH-528970
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Product Description
The HELI-COIL Helical Insert is a tanged tang style, screw-locking insert with #8-32 thread size, plain finish, and 18-8 material grade. It has a tensile strength of 200,000 to 250,000 psi, right-hand thread direction, and coarse thread type, compatible with metal. Supplied in a 1,000 PK, this inch-system insert uses STI Tap Size #8-32.
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, providing a durable screw-locking thread for #8-32 fasteners. It is used in automotive, aerospace, and industrial applications where stripped or worn threads need restoration, with a tensile strength of 200,000 to 250,000 psi.
What are the specifications of the HELI-COIL 3585-2CN164S insert?
The HELI-COIL 3585-2CN164S is a tanged tang style, screw-locking helical insert with #8-32 thread size, plain finish, and 18-8 material grade. It has a tensile strength of 200,000 to 250,000 psi, right-hand thread direction, coarse thread type, and is supplied in a 1,000 PK. It uses STI Tap Size #8-32.
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 parts like the 3585-2CN164S screw-locking insert, ensuring you get the correct thread repair solution for your application.
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 STI Tap Size (#8-32), tap the hole with the corresponding STI tap, then use a tang installation tool to wind the insert into the hole. After installation, break off the tang with a punch for a secure screw-locking thread.
Used in
Common applications for HELI-COILHELI-COIL Products
3G Electric supplies HELI-COIL screw-locking tanged helical inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









