Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, #8-32 Thread Size, Plain - Free-Running Tanged Helical Inserts
HELI-COILFree-Running Tanged Helical Inserts

HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, #8-32 Thread Size, Plain

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

SKU 3G-OTH-598879

Brand
HELI-COIL
Item
Helical Insert: Tanged Tang Style, Free-Running, #8-32 Thread Size, Plain
Category
Free-Running Tanged Helical Inserts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

HELI-COIL
Manufacturer Part Number
1185-2CN164S
Type
Free-Running, #8-32 Thread Size, Plain, Plain, 1,000 PK
View Full Spec Sheet

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, tanged tang style insert with a #8-32 thread size, right-hand, coarse thread, and plain finish. Made from 18-8 metal with a tensile strength of 200,000 to 250,000 psi, this inch-series insert is supplied in a 1,000-piece pack (MPN 1185-2CN164S).

Frequently Asked Questions

What is a HELI-COIL helical insert used for?

A HELI-COIL helical insert repairs or reinforces threads in metal components. It is commonly used in automotive, aerospace, and industrial applications to restore stripped threads or provide stronger threads in softer materials like aluminum.

What are the specifications of the HELI-COIL 1185-2CN164S insert?

This HELI-COIL insert is a free-running, tanged tang style with #8-32 thread size, right-hand coarse thread, and plain finish. It is made from 18-8 metal with tensile strength of 200,000 to 250,000 psi, supplied in a 1,000-piece pack.

Where to buy HELI-COIL helical inserts in worldwide?

3G Electric supplies HELI-COIL helical inserts worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine HELI-COIL products to your facility, regardless of location.

How to install a HELI-COIL tanged helical insert?

Installation requires drilling the damaged thread to the specified tap drill size, tapping with a HELI-COIL tap, then using a tang-style installation tool to wind the insert into the tapped hole. After installation, break off the tang with a punch.

Used in

Common applications for HELI-COIL
Aerospace engine repair — HELI-COIL STI taps for M12x1.75 metric threads in aluminum alloy components
Automotive transmission rebuild — HELI-COIL STI taps for 7/16-14 UNC threads in cast iron housings
Industrial pump maintenance — HELI-COIL STI taps for #10-32 UNF threads in stainless steel pump bodies
Hydraulic cylinder repair — HELI-COIL STI taps for M6x1 metric threads in steel cylinder heads
General manufacturing — HELI-COIL STI taps for 9/16-18 UNF threads in machinery base plates

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.

You might also need

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

More from HELI-COIL

View all HELI-COIL parts →
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M2.5-0.45 Thread Size, Plain, 100 PK (MPN A1084-2.5EN025). Key specifications — attr798694: Nitronic 60; attr798710: Right Hand; attr798707: M2.5-0.45; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 2.55mm; attr798708: 200,000 psi.
HELI-COIL
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M2.5-0.45 Thread Size, Plain, 100 PK (MPN A1084-2.5EN025). Key specifications — attr798694: Nitronic 60; attr798710: Right Hand; attr798707: M2.5-0.45; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 2.55mm; attr798708: 200,000 psi.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 1/4"-20 Thread Size, Plain, 1,000 PK (MPN 1185-4CN250S). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 1/4"-20; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Coarse.
HELI-COIL
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 1/4"-20 Thread Size, Plain, 1,000 PK (MPN 1185-4CN250S). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 1/4"-20; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Coarse.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M10-1.50 Thread Size, Plain, 100 PK (MPN A1084-10CN150). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M10-1.50; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 10.5mm; attr798708: 200,000 to 250,000 psi.
HELI-COIL
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M10-1.50 Thread Size, Plain, 100 PK (MPN A1084-10CN150). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M10-1.50; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 10.5mm; attr798708: 200,000 to 250,000 psi.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M2.2-0.45 Thread Size, Plain, 100 PK (MPN A1084-2.2CN044). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M2.2-0.45; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 2.3mm; attr798708: 200,000 to 250,000 psi.
HELI-COIL
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M2.2-0.45 Thread Size, Plain, 100 PK (MPN A1084-2.2CN044). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M2.2-0.45; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 2.3mm; attr798708: 200,000 to 250,000 psi.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, #10-32 Thread Size, 1,000 PK (MPN 1191-3CNW190S). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: #10-32; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Fine.
HELI-COIL
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, #10-32 Thread Size, 1,000 PK (MPN 1191-3CNW190S). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: #10-32; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Fine.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, #6-32 Thread Size, 1,000 PK (MPN 1185-06CNW207S). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: #6-32; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Coarse.
HELI-COIL
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, #6-32 Thread Size, 1,000 PK (MPN 1185-06CNW207S). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: #6-32; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Coarse.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M6-1.00 Thread Size, Plain, Plain, 100 PK (MPN A1084-6EN150). Key specifications — attr798694: Nitronic 60; attr798710: Right Hand; attr798707: M6-1.00; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 6.25mm; attr798708: 200,000 psi.
HELI-COIL
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M6-1.00 Thread Size, Plain, Plain, 100 PK (MPN A1084-6EN150). Key specifications — attr798694: Nitronic 60; attr798710: Right Hand; attr798707: M6-1.00; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 6.25mm; attr798708: 200,000 psi.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M8-1.25 Thread Size, Plain, Plain, 12 PK (MPN R1084-8). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M8-1.25; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Coarse.
HELI-COIL
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M8-1.25 Thread Size, Plain, Plain, 12 PK (MPN R1084-8). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M8-1.25; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Coarse.