Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
HELI-COIL Free-Running Tangless Helical Insert - Free-Running Tangless Helical Inserts
HELI-COILFree-Running Tangless Helical Inserts

HELI-COIL Free-Running Tangless Helical Insert

The HELI-COIL Helical Insert is a free-running tangless insert with #8-32 thread size, coarse thread, right-hand direction, and plain finish. Made from 18-8 material with a tensile strength of 200,000 to 250,000 psi…

SKU 3G-OTH-527353

Also listed as: T11852C246S · T1185 2C246S

Brand
HELI-COIL
Item
Free-Running Tangless Helical Insert
Part Number
T1185-2C246S
Category
Free-Running Tangless Helical Inserts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
T1185-2C246S
Type
Free-Running, #8-32 Thread Size, Plain, 1,000 PK
Tensile Strength
200,000 to 250,000 psi
Finish Type
Plain
Thread Type
Coarse
STI Tap Size
#8-32
Thread Direction
Right Hand
Compatible Material
Metal
Material Grade/Class
18-8
System of Measurement
Inch

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The HELI-COIL Helical Insert is a free-running tangless insert with #8-32 thread size, coarse thread, right-hand direction, and plain finish. Made from 18-8 material with a tensile strength of 200,000 to 250,000 psi, it is compatible with metal and supplied in a 1,000-pack (MPN T1185-2C246S).

Frequently Asked Questions

What is a HELI-COIL Tangless Helical Insert used for?

A HELI-COIL Tangless Helical Insert is used to repair or reinforce internal threads in metal components. It provides a strong, wear-resistant thread for #8-32 fasteners, ideal for automotive, aerospace, and industrial maintenance applications where stripped or damaged threads need restoration.

What are the specifications of the HELI-COIL T1185-2C246S insert?

The HELI-COIL T1185-2C246S is a free-running tangless insert with #8-32 thread size, coarse thread, right-hand direction, and plain finish. It is made from 18-8 stainless steel with a tensile strength of 200,000 to 250,000 psi, compatible with metal, and supplied in a 1,000-pack.

Where to buy HELI-COIL Tangless Helical Inserts worldwide?

3G Electric supplies HELI-COIL Tangless Helical Inserts worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the T1185-2C246S or other HELI-COIL inserts for your thread repair needs.

How to install a HELI-COIL Tangless Helical Insert?

To install a HELI-COIL Tangless Helical Insert, drill out the damaged thread to the specified STI tap size (#8-32), tap the hole with the correct STI tap, then use a tangless installation tool to insert the coil flush with the surface. No tang removal is needed, simplifying the process.

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.
Not sure this is the right part? Photo-identify it→

HELI-COIL Products

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

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from HELI-COIL

View all HELI-COIL parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first