HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, 1"-8 Thread Size, 1 in Overall Lg
The HELI-COIL Helical Insert (SKU 4EXG3) is a tanged tang style, screw-locking helical insert with a 1"-8 coarse thread, 1 in overall length, and plain finish. Made from 18-8 material with a tensile strength of…
SKU 3G-OTH-528937
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Product Description
The HELI-COIL Helical Insert (SKU 4EXG3) is a tanged tang style, screw-locking helical insert with a 1"-8 coarse thread, 1 in overall length, and plain finish. Made from 18-8 material with a tensile strength of 200,000 to 250,000 psi, it is designed for right-hand threading and compatible with metal substrates. 3G Electric interprets demand and delivers this genuine industrial insert across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.
Frequently Asked Questions
What is a HELI-COIL helical insert used for?
A HELI-COIL helical insert repairs or reinforces tapped threads in metal. This screw-locking, tanged tang style with 1"-8 coarse thread provides strong, wear-resistant threads in applications like engine blocks, industrial machinery, and fluid power components. 3G Electric supplies this genuine insert across 14 industrial departments.
What are the specifications of the HELI-COIL 3585-16CN1000?
This HELI-COIL insert has a 1"-8 coarse thread, 1 in overall length, plain finish, and 18-8 material grade. Tensile strength is 200,000 to 250,000 psi. It is right-hand threaded, screw-locking, tanged tang style, and compatible with metal substrates. STI tap size is 1"-8.
Where to buy HELI-COIL helical inserts worldwide?
3G Electric sources and delivers genuine HELI-COIL helical inserts worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider, we interpret your demand and provide the right insert, including this 1"-8 screw-locking tanged tang style, for any location.
How to install a HELI-COIL tanged tang insert?
Installation requires drilling to the specified STI tap size (1"-8 for this insert), tapping the hole with an STI tap, then winding the insert onto a tang-style installation tool. After insertion, break off the tang with a punch. Always follow the manufacturer's instructions for proper thread depth and torque.
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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.









