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HELI-COIL Screw-Locking Tangless Helical Insert - Screw-Locking Tangless Helical Inserts
HELI-COILScrew-Locking Tangless Helical Inserts

HELI-COIL Screw-Locking Tangless Helical Insert

HELI-COIL Tangless Tang Style Helical Insert is a screw-locking, #4-40 thread size, plain finish insert made from 18-8 material with a tensile strength of 200,000 to 250,000 psi. It features a right-hand coarse…

SKU 3G-OTH-532482

Also listed as: T358504C224S · T3585 04C224S

Brand
HELI-COIL
Item
Screw-Locking Tangless Helical Insert
Part Number
T3585-04C224S
Category
Screw-Locking Tangless Helical Inserts
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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
T3585-04C224S
Type
Screw-Locking, #4-40 Thread Size, Plain, 1,000 PK
Tensile Strength
200,000 to 250,000 psi
Finish Type
Plain
Thread Type
Coarse
STI Tap Size
#4-40
Thread Direction
Right Hand
Compatible Material
Metal
Material Grade/Class
18-8
System of Measurement
Inch

Technical Documents

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

Product Description

HELI-COIL Tangless Tang Style Helical Insert is a screw-locking, #4-40 thread size, plain finish insert made from 18-8 material with a tensile strength of 200,000 to 250,000 psi. It features a right-hand coarse thread, is compatible with metal, and comes in a 1,000 PK. 3G Electric interprets demand and delivers this genuine HELI-COIL product across 14 industrial departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is a HELI-COIL Tangless Tang Style helical insert used for?

A HELI-COIL Tangless Tang Style helical insert repairs or reinforces threads in metal components. It provides a durable, screw-locking thread for #4-40 coarse fasteners, ideal for aerospace, automotive, and industrial applications where vibration resistance is critical.

What are the specifications of the HELI-COIL T3585-04C224S insert?

The HELI-COIL T3585-04C224S is a screw-locking, tangless helical insert with #4-40 thread size, plain finish, and 18-8 material. It has a tensile strength of 200,000 to 250,000 psi, right-hand coarse thread, and comes in a 1,000 PK. It is compatible with metal substrates.

Where to buy HELI-COIL helical inserts in worldwide?

3G Electric supplies genuine HELI-COIL helical inserts worldwide. We interpret your demand, source the correct part, and handle logistics, customs, and delivery to your location. Contact us for availability and lead time on the T3585-04C224S or other HELI-COIL products.

How to install a tangless helical insert like the HELI-COIL T3585-04C224S?

Install a tangless helical insert by drilling to the specified STI tap size (#4-40), tapping the hole with the correct STI tap, then using a tangless installation tool to drive the insert flush or slightly below the surface. No tang removal step is needed, simplifying installation.

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
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HELI-COIL Products

3G Electric supplies HELI-COIL screw-locking tangless 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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Screw-locking tangless helical insert for repairing or reinforcing threads in metal. Made from 18-8 stainless steel with tensile strength 200,000 to 250,000 psi. Features #4-40 coarse right-hand thread and plain finish. Tangless design eliminates need to break off tang after installation. Pack of 100
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HELI-COIL
Screw-locking tangless helical insert for repairing or reinforcing threads in metal. Made from 18-8 stainless steel with dry film lubricant finish, fine right-hand thread, and tensile strength of 200,000 to 250,000 psi. Requires STI tap size #10-32. Pack of 100

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