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

HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, M5-0.80 Thread Size, Plain - Screw-Locking Tanged Helical Inserts
HELI-COILScrew-Locking Tanged Helical Inserts

HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, M5-0.80 Thread Size, Plain

HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, M5-0.80 Thread Size, Plain, 100 PK (MPN A4184-5CN150). This 18-8 stainless steel insert has a tensile strength of 200,000 to 250,000 psi, requires a 5.2mm…

SKU 3G-OTH-528955

Also listed as: A41845CN150 · A4184 5CN150

Brand
HELI-COIL
Item
Helical Insert: Tanged Tang Style, Screw-Locking, M5-0.80 Thread Size, Plain
Category
Screw-Locking Tanged 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.
Worldwide Shipping
Air & sea freight
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
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

HELI-COIL
Manufacturer Part Number
A4184-5CN150
Type
Screw-Locking, M5-0.80 Thread Size, Plain, 100 PK
Tensile Strength
200,000 to 250,000 psi
Finish Type
Plain
Thread Type
Coarse
STI Tap Size
M5-0.80
Drill Bit Size
5.2mm
Thread Direction
Right Hand
Compatible Material
Metal
Material Grade/Class
18-8
System of Measurement
Metric

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

HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, M5-0.80 Thread Size, Plain, 100 PK (MPN A4184-5CN150). This 18-8 stainless steel insert has a tensile strength of 200,000 to 250,000 psi, requires a 5.2mm drill bit and M5-0.80 STI tap, and is compatible with metal substrates.

Frequently Asked Questions

What is a HELI-COIL helical insert used for?

A HELI-COIL helical insert repairs or reinforces threads in metal. It provides a strong, wear-resistant internal thread for M5-0.80 fasteners, ideal for automotive, aerospace, and industrial maintenance applications.

What are the specifications of the HELI-COIL A4184-5CN150 insert?

This HELI-COIL insert is M5-0.80 thread size, screw-locking, tanged tang style, made of 18-8 stainless steel with tensile strength 200,000 to 250,000 psi. It requires a 5.2mm drill bit and M5-0.80 STI tap. Pack of 100, plain finish.

Where to buy HELI-COIL helical inserts in worldwide?

3G Electric supplies HELI-COIL helical inserts worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us to order the A4184-5CN150 or other thread repair inserts for global shipment.

How to install a HELI-COIL screw-locking insert?

Drill a 5.2mm hole, tap it with an M5-0.80 STI tap, then use a tang installation tool to wind the insert into the hole. The screw-locking feature grips the fastener. Break off the tang after installation. Follow standard thread repair procedures.

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 screw-locking 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
Screw-locking tanged helical insert for repairing or reinforcing threaded holes in metal. Made from Nitronic 60 with 200,000 psi tensile strength. Features #8-32 coarse thread, right-hand direction, and plain finish. Requires STI tap size #8-32. Supplied in a 100-piece pack
HELI-COIL
Screw-locking tanged helical insert for repairing or reinforcing threaded holes in metal. Made from Nitronic 60 with 200,000 psi tensile strength. Features #8-32 coarse thread, right-hand direction, and plain finish. Requires STI tap size #8-32. Supplied in a 100-piece pack
Screw-locking tanged helical insert for repairing or reinforcing threads in metal components. Made from 18-8 stainless steel with plain finish, M5-0.80 coarse thread, and right-hand direction. Requires 5.2mm drill bit and M5-0.80 STI tap. Tensile strength 200,000 to 250,000 psi. Supplied in pack of 100
HELI-COIL
Screw-locking tanged helical insert for repairing or reinforcing threads in metal components. Made from 18-8 stainless steel with plain finish, M5-0.80 coarse thread, and right-hand direction. Requires 5.2mm drill bit and M5-0.80 STI tap. Tensile strength 200,000 to 250,000 psi. Supplied in pack of 100
These 18-8 stainless steel helical inserts are designed to repair or reinforce tapped threads in metal. They feature a screw-locking design that resists loosening under vibration, with a dry film lubricant finish. Each insert has a 1/4"-20 coarse right-hand thread and requires an STI tap size of 1/4"-20. Tensile strength ranges from 200,000 to 250,000 psi. Supplied in a pack of 100
HELI-COIL
These 18-8 stainless steel helical inserts are designed to repair or reinforce tapped threads in metal. They feature a screw-locking design that resists loosening under vibration, with a dry film lubricant finish. Each insert has a 1/4"-20 coarse right-hand thread and requires an STI tap size of 1/4"-20. Tensile strength ranges from 200,000 to 250,000 psi. Supplied in a pack of 100
Screw-locking tanged helical insert for repairing or reinforcing threads in metal substrates. M4-0.70 coarse thread, plain finish, 18-8 stainless steel, right-hand direction. Requires 4.2mm drill bit and M4-0.70 STI tap. Tensile strength 200,000 to 250,000 psi. Supplied in pack of 1,000
HELI-COIL
Screw-locking tanged helical insert for repairing or reinforcing threads in metal substrates. M4-0.70 coarse thread, plain finish, 18-8 stainless steel, right-hand direction. Requires 4.2mm drill bit and M4-0.70 STI tap. Tensile strength 200,000 to 250,000 psi. Supplied in pack of 1,000
Metric right-hand thread insert made from Nitronic 60 with 200,000 psi tensile strength. Requires 5.2mm drill bit and M5-0.80 STI tap for installation in metal. Used to repair or reinforce threads and prevent loosening under vibration
HELI-COIL
Metric right-hand thread insert made from Nitronic 60 with 200,000 psi tensile strength. Requires 5.2mm drill bit and M5-0.80 STI tap for installation in metal. Used to repair or reinforce threads and prevent loosening under vibration
Screw-locking tanged helical insert for repairing or reinforcing threads in metal. Made from 18-8 stainless steel with a tensile strength of 200,000 to 250,000 psi. Features 1/4"-20 coarse thread, right-hand direction, and plain finish. Supplied in a 100-pack and requires an STI tap size of 1/4"-20
HELI-COIL
Screw-locking tanged helical insert for repairing or reinforcing threads in metal. Made from 18-8 stainless steel with a tensile strength of 200,000 to 250,000 psi. Features 1/4"-20 coarse thread, right-hand direction, and plain finish. Supplied in a 100-pack and requires an STI tap size of 1/4"-20
Screw-locking tanged helical insert for repairing or reinforcing tapped threads in metal. Made of 18-8 stainless steel with dry film lubricant finish. #2-56 coarse thread, right-hand direction. Tensile strength 200,000 to 250,000 psi. Pack of 100
HELI-COIL
Screw-locking tanged helical insert for repairing or reinforcing tapped threads in metal. Made of 18-8 stainless steel with dry film lubricant finish. #2-56 coarse thread, right-hand direction. Tensile strength 200,000 to 250,000 psi. Pack of 100
Screw-locking tanged helical insert for repairing or reinforcing threads in metal. Made of 18-8 stainless steel with dry film lubricant finish. Thread size 5/16"-18 coarse, right-hand direction. Tensile strength 200,000 to 250,000 psi. Requires STI tap size 5/16"-18. Pack of 100
HELI-COIL
Screw-locking tanged helical insert for repairing or reinforcing threads in metal. Made of 18-8 stainless steel with dry film lubricant finish. Thread size 5/16"-18 coarse, right-hand direction. Tensile strength 200,000 to 250,000 psi. Requires STI tap size 5/16"-18. Pack of 100