HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, M4-0.70 Thread Size, Plain
HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, M4-0.70 Thread Size, Plain, 100 PK (MPN A4184-4CN040). This 18-8 stainless steel insert has a tensile strength of 200,000 to 250,000 psi, requires a 4.2mm…
SKU 3G-OTH-528858
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Product Description
HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, M4-0.70 Thread Size, Plain, 100 PK (MPN A4184-4CN040). This 18-8 stainless steel insert has a tensile strength of 200,000 to 250,000 psi, requires a 4.2mm drill bit and M4-0.70 STI tap, and is 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 threads in metal. This screw-locking, tanged tang style M4-0.70 insert prevents loosening under vibration. 3G Electric supplies this genuine HELI-COIL insert across 14 industrial departments, with specialist depth in combustion, pumps and controls.
What are the specifications of the HELI-COIL A4184-4CN040 insert?
This HELI-COIL insert has an M4-0.70 thread size, 18-8 stainless steel material, and a tensile strength of 200,000 to 250,000 psi. It requires a 4.2mm drill bit and an M4-0.70 STI tap. The plain finish, right-hand thread, and screw-locking design suit metal substrates. 3G Electric sources this genuine part.
Where to buy HELI-COIL helical inserts worldwide?
3G Electric supplies 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 source this M4-0.70 screw-locking insert, along with parts across 14 departments including combustion, pumps and controls.
How to install a HELI-COIL tanged helical insert?
To install a HELI-COIL tanged insert, drill a hole using a 4.2mm bit, tap it with an M4-0.70 STI tap, then wind the insert into the tapped hole using a tang drive tool. After installation, break off the tang. 3G Electric supplies this insert and can advise on proper tooling for metal substrates.
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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.









