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HELI-COIL Screw-Locking Tangless Helical Insert, #10-32 Thread, 100 PK - Screw-Locking Tangless Helical Inserts
HELI-COILScrew-Locking Tangless Helical Inserts

HELI-COIL Screw-Locking Tangless Helical Insert, #10-32 Thread, 100 PK

The HELI-COIL Helical Insert is a screw-locking tangless helical insert in #10-32 thread size, 100 PK (MPN AT3591-3CW190). It features an 18-8 material grade, dry film lubricant finish, right-hand fine thread, and a…

SKU 3G-OTH-532463

Also listed as: AT35913CW190 · AT3591 3CW190

Brand
HELI-COIL
Item
Screw-Locking Tangless Helical Insert, #10-32 Thread, 100 PK
Part Number
AT3591-3CW190
Category
Screw-Locking Tangless Helical Inserts
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

HELI-COIL
Manufacturer Part Number
AT3591-3CW190
Type
Screw-Locking, #10-32 Thread Size, 100 PK
Tensile Strength
200,000 to 250,000 psi
Finish Type
Dry Film Lubricant
Thread Type
Fine
STI Tap Size
#10-32
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

The HELI-COIL Helical Insert is a screw-locking tangless helical insert in #10-32 thread size, 100 PK (MPN AT3591-3CW190). It features an 18-8 material grade, dry film lubricant finish, right-hand fine thread, and a tensile strength of 200,000 to 250,000 psi. Compatible with metal, this inch-system insert uses an STI tap size of #10-32.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a HELI-COIL tangless helical insert used for?

A HELI-COIL tangless helical insert repairs or reinforces threads in metal. The screw-locking design resists vibration loosening, while the tangless feature eliminates the need for a break-off tang, simplifying installation. It is commonly used in automotive, aerospace, and industrial maintenance applications.

What are the specifications of the HELI-COIL AT3591-3CW190 insert?

The HELI-COIL AT3591-3CW190 is a #10-32 fine-thread, right-hand, screw-locking tangless insert made from 18-8 stainless steel. It has a tensile strength of 200,000 to 250,000 psi, uses an STI tap size of #10-32, and comes in a 100-piece pack with a dry film lubricant finish.

Where to buy HELI-COIL helical inserts worldwide?

3G Electric supplies HELI-COIL helical inserts worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver the AT3591-3CW190 and other HELI-COIL products to your facility. Contact us for a quote and delivery options.

How to install a tangless screw-locking helical insert?

To install a HELI-COIL tangless screw-locking insert, drill and tap the hole to the specified STI tap size (#10-32). Use a tangless installation tool to wind the insert into the tapped hole until it sits slightly below the surface. No break-off tang removal is needed, simplifying the process.

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
HELI-COIL
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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