HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M2.5-0.45 Thread Size
The HELI-COIL Helical Insert is a free-running, tanged tang style insert with an M2.5-0.45 thread size, right-hand, coarse metric thread, made from 18-8 stainless steel with a tensile strength of 200,000 to 250,000…
SKU 3G-OTH-598985
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Product Description
The HELI-COIL Helical Insert is a free-running, tanged tang style insert with an M2.5-0.45 thread size, right-hand, coarse metric thread, made from 18-8 stainless steel with a tensile strength of 200,000 to 250,000 psi. Supplied in a plain finish, 100-piece pack (MPN A1084-2.5CN025), this insert has a 2.55mm length and is constructed of metal.
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 durable, free-running internal thread for fasteners, commonly used in automotive, aerospace, and industrial maintenance applications where stripped or worn threads need restoration.
What are the specifications of the HELI-COIL A1084-2.5CN025 insert?
This HELI-COIL insert has an M2.5-0.45 metric thread size, right-hand coarse thread, 2.55mm length, and is made from 18-8 stainless steel with tensile strength of 200,000 to 250,000 psi. It comes in a plain finish, 100-piece pack, tanged tang style, free-running type.
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, customs clearance, and delivery to your location. Contact us to order the A1084-2.5CN025 or other HELI-COIL thread repair inserts for your application.
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 hole until it sits below the surface. Break off the tang with a punch.
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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.









