HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, M3-0.50 Thread Size, Plain
The HELI-COIL Helical Insert is a tanged tang-style, screw-locking insert with M3-0.50 thread size, plain finish, and right-hand thread direction. It is made from 18-8 material with a tensile strength of 200,000 to…
SKU 3G-OTH-529092
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Product Description
The HELI-COIL Helical Insert is a tanged tang-style, screw-locking insert with M3-0.50 thread size, plain finish, and right-hand thread direction. It is made from 18-8 material with a tensile strength of 200,000 to 250,000 psi, compatible with metal, and requires a 3.15mm drill bit and M3-0.50 STI tap. Supplied in a 1,000-piece pack (MPN 4184-3CN060S), this metric insert is a genuine HELI-COIL product.
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 insert with M3-0.50 thread size prevents loosening under vibration. It is ideal for automotive, aerospace, and industrial maintenance applications where thread strength and reliability are critical.
What are the specifications of the HELI-COIL 4184-3CN060S insert?
This HELI-COIL insert has M3-0.50 thread size, right-hand direction, and plain finish. It is made from 18-8 material with tensile strength of 200,000 to 250,000 psi. Requires a 3.15mm drill bit and M3-0.50 STI tap. Supplied in a 1,000-piece pack (MPN 4184-3CN060S).
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 for international orders. Contact us to source the M3-0.50 screw-locking insert (MPN 4184-3CN060S) or other HELI-COIL thread repair products for delivery to your location.
How to install a HELI-COIL tanged tang-style insert?
To install a HELI-COIL tanged tang-style insert, drill a hole using a 3.15mm bit, then tap it with an M3-0.50 STI tap. Insert the tang into the driver tool and wind the insert into the tapped hole until it sits below the surface. After installation, break off the tang with a punch. Always follow manufacturer instructions for best results.
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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.









