HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, #10-24 Thread Size, Plain
The HELI-COIL Helical Insert is a tanged tang-style, screw-locking insert for #10-24 coarse threads, supplied in a 100-piece pack. Made from 18-8 stainless steel with a plain finish, it delivers a tensile strength of…
SKU 3G-OTH-528868
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Product Description
The HELI-COIL Helical Insert is a tanged tang-style, screw-locking insert for #10-24 coarse threads, supplied in a 100-piece pack. Made from 18-8 stainless steel with a plain finish, it delivers a tensile strength of 200,000 to 250,000 psi and is designed for right-hand threads in metal substrates. 3G Electric interprets this demand and sources the genuine HELI-COIL A3585-3CN380 across 14 industrial departments — with specialist depth in combustion, pumps and controls — ensuring you get the right insert for thread repair.
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 is used to repair or reinforce internal threads in metal components. This screw-locking, tanged tang-style insert for #10-24 coarse threads provides a strong, wear-resistant thread in aluminum, cast iron, or steel, restoring original fastener strength.
What are the specifications of the HELI-COIL A3585-3CN380?
The HELI-COIL A3585-3CN380 is a screw-locking tanged helical insert with #10-24 coarse threads, made from 18-8 stainless steel with a plain finish. It has a tensile strength of 200,000 to 250,000 psi, is right-hand threaded, and comes in a 100-piece pack.
Where to buy HELI-COIL helical inserts worldwide?
3G Electric supplies the genuine HELI-COIL A3585-3CN380 helical insert worldwide. We handle full logistics, customs clearance, and delivery to your facility, ensuring you receive the correct screw-locking insert for #10-24 thread repair applications.
How to install a HELI-COIL tanged helical insert?
To install a HELI-COIL tanged helical insert, drill out the damaged thread to the specified STI tap size (#10-24), tap the hole with the corresponding STI tap, then use a tang break-off tool to insert the coil. After installation, break off the tang for a permanent, 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.









