HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M3-0.50 Thread Size, Plain
The HELI-COIL Helical Insert (MPN A1084-3CN090) is a free-running, tanged tang style insert with an M3-0.50 metric coarse right-hand thread, made from 18-8 stainless steel with a tensile strength of 200,000 to…
SKU 3G-OTH-599001
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Product Description
The HELI-COIL Helical Insert (MPN A1084-3CN090) is a free-running, tanged tang style insert with an M3-0.50 metric coarse right-hand thread, made from 18-8 stainless steel with a tensile strength of 200,000 to 250,000 psi and a 3.15mm length, supplied in a 100-piece pack. 3G Electric sources this genuine OEM insert across 14 industrial departments, with specialist expertise in combustion, pumps and controls ensuring accurate specification and supply.
Frequently Asked Questions
What is a HELI-COIL helical insert used for?
A HELI-COIL helical insert repairs or reinforces threads in metal components. This free-running tanged tang style insert with M3-0.50 thread size is used in automotive, aerospace, and industrial assemblies to restore stripped threads or provide stronger threads in softer materials.
What are the specifications of the HELI-COIL A1084-3CN090 insert?
The HELI-COIL A1084-3CN090 is a free-running tanged tang insert with M3-0.50 metric coarse right-hand thread, made from 18-8 stainless steel. It has a tensile strength of 200,000 to 250,000 psi, a 3.15mm length, and comes in a 100-piece pack.
Where to buy HELI-COIL helical inserts worldwide?
3G Electric supplies genuine HELI-COIL helical inserts worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver the A1084-3CN090 and other thread repair inserts to your facility, ensuring accurate specification and reliable sourcing.
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 tap drill size, tap the hole with the correct HELI-COIL tap, then use a tang installation tool to wind the insert into the hole. Break off the tang after installation for a permanent thread repair.
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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.









