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HELI-COIL Free-Running Tanged Helical Insert - Free-Running Tanged Helical Inserts
HELI-COILFree-Running Tanged Helical Inserts

HELI-COIL Free-Running Tanged Helical Insert

The HELI-COIL Helical Insert (MPN K1185-24) is a tanged tang style, free-running insert with a 1 1/2"-6 thread size, 2 1/4 in overall length, and right-hand coarse threads. Made from 18-8 metal, it offers a tensile…

SKU 3G-OTH-599248

Also listed as: K118524 · K1185 24

Brand
HELI-COIL
Item
Free-Running Tanged Helical Insert
Part Number
K1185-24
Category
Free-Running Tanged Helical Inserts
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

HELI-COIL
Manufacturer Part Number
K1185-24
Type
Free-Running
Overall Lg
2 1/4 in
Thread Size
1 1/2"-6

Technical Documents

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HELI-COIL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HELI-COIL Helical Insert (MPN K1185-24) is a tanged tang style, free-running insert with a 1 1/2"-6 thread size, 2 1/4 in overall length, and right-hand coarse threads. Made from 18-8 metal, it offers a tensile strength of 200,000 to 250,000 psi.

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 free-running tanged tang style, 1 1/2"-6 coarse thread, 2 1/4 in overall length, 18-8 metal insert restores strength in industrial equipment across machining, power transmission, and combustion systems. 3G Electric supplies and delivers this genuine HELI-COIL insert worldwide.

What are the specifications of the HELI-COIL K1185-24 insert?

The HELI-COIL K1185-24 is a free-running tanged tang helical insert with a 1 1/2"-6 thread size, 2 1/4 in overall length, right-hand coarse threads, made from 18-8 metal, and a tensile strength of 200,000 to 250,000 psi. It is a plain finish inch-series insert from HELI-COIL.

Where to buy HELI-COIL helical inserts worldwide?

3G Electric sources and delivers genuine HELI-COIL helical inserts, including the K1185-24, to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance. Contact 3G Electric for availability and delivery to your location.

How to install a HELI-COIL tanged tang insert?

To install a HELI-COIL tanged tang insert, drill the hole to the specified tap drill size, tap threads with the correct HELI-COIL tap, then use a tang installation tool to wind the insert into the tapped hole. After installation, break off the tang with a punch. 3G Electric supplies the insert and can advise on tooling.

Used in

Common applications for HELI-COIL
Aerospace — Tangless screw-locking HELI-COIL inserts in 18-8 stainless steel for vibration-resistant threaded joints in airframe and engine components.
Automotive — Free-running tanged HELI-COIL inserts in metric sizes for repairing stripped threads in aluminum engine blocks and transmission housings.
Industrial machinery — STI taps and prewinder installation tools for on-site repair of threaded holes in cast iron and steel machine frames.
Oil and gas — Nitronic 60 HELI-COIL inserts for galling resistance in stainless steel valve bodies and pump housings exposed to corrosive media.
MRO and maintenance — HELI-COIL thread repair kits containing inserts, drill, tap, and installation tool for restoring damaged threads without replacing the parent component.
Electrical equipment — Screw-locking tangless HELI-COIL inserts for securing fasteners in metal enclosures and control panels subject to vibration.
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HELI-COIL Products

3G Electric supplies HELI-COIL free-running tanged helical inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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