HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, #10-32 Thread Size, Plain
HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, #10-32 Thread Size, Plain, 1,000 PK (MPN 3591-3CN190S). This 18-8 stainless steel insert has a tensile strength of 200,000 to 250,000 psi, right-hand fine…
SKU 3G-OTH-528971
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Product Description
HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, #10-32 Thread Size, Plain, 1,000 PK (MPN 3591-3CN190S). This 18-8 stainless steel insert has a tensile strength of 200,000 to 250,000 psi, right-hand fine threads, and an STI tap size of #10-32 for use in metal.
Frequently Asked Questions
What is a HELI-COIL screw-locking helical insert used for?
A HELI-COIL screw-locking helical insert repairs or reinforces threads in metal. The #10-32 tanged tang style provides a locking action that resists vibration loosening. It is commonly used in automotive, aerospace, and industrial applications where thread strength and reliability are critical.
What are the specifications of the HELI-COIL 3591-3CN190S insert?
This HELI-COIL insert has a #10-32 fine thread, right-hand direction, and an STI tap size of #10-32. It is made from 18-8 stainless steel with a tensile strength of 200,000 to 250,000 psi. The plain finish is compatible with metal substrates and comes in a 1,000-piece pack.
Where to buy HELI-COIL inserts in worldwide?
3G Electric supplies HELI-COIL inserts worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver the #10-32 screw-locking helical insert (MPN 3591-3CN190S) to your facility. Contact us for availability and lead time.
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 STI tap size (#10-32), tap the hole with the corresponding STI tap, then use a tang break-off tool to insert the coil. After installation, break off the tang with a punch for a permanent, locking thread repair.
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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.









