HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, 1/4"-20 Thread Size
3G Electric supplies the HELI-COIL Helical Insert: Tanged Tang Style, a screw-locking tanged helical insert with a 1/4"-20 coarse thread, right-hand direction, and 18-8 material grade. This 1,000-pack insert features…
SKU 3G-OTH-528982
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Product Description
3G Electric supplies the HELI-COIL Helical Insert: Tanged Tang Style, a screw-locking tanged helical insert with a 1/4"-20 coarse thread, right-hand direction, and 18-8 material grade. This 1,000-pack insert features a dry film lubricant finish, a tensile strength of 200,000 to 250,000 psi, and is compatible with metal substrates. As an authorized distributor across 14 industrial departments, we interpret demand and deliver genuine OEM parts like this insert, with specialist depth in combustion, pumps, and controls.
Frequently Asked Questions
What is a HELI-COIL screw-locking tanged helical insert used for?
A HELI-COIL screw-locking tanged helical insert repairs or reinforces threads in metal substrates, providing a strong, wear-resistant internal thread. It is commonly used in automotive, aerospace, and industrial maintenance to restore stripped threads or improve thread strength in soft metals.
What are the specifications of the HELI-COIL 3585-4CNW375S insert?
This HELI-COIL insert has a 1/4\"-20 coarse thread, right-hand direction, and 18-8 material grade. It offers a tensile strength of 200,000 to 250,000 psi, features a dry film lubricant finish, and comes in a 1,000-pack. The STI tap size is 1/4\"-20, and it is compatible with metal substrates.
Where to buy HELI-COIL helical inserts in worldwide?
3G Electric supplies HELI-COIL helical inserts worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source genuine OEM parts like the 3585-4CNW375S and deliver them to your facility, ensuring compliance with international shipping requirements.
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, tap the hole with the corresponding STI tap, then use a tang-style installation tool to wind the insert into the tapped hole. After installation, break off the tang with a punch for a permanent thread.
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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.









