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HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, #10-32 Thread Size, Plain - Screw-Locking Tanged Helical Inserts
HELI-COILScrew-Locking Tanged Helical Inserts

HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, #10-32 Thread Size, Plain

HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, #10-32 Thread Size, Plain, Plain, 100 PK (MPN A3591-3EN285). This inch-system insert is made from Nitronic 60, has a tensile strength of 200,000 psi, and is…

SKU 3G-OTH-528978

Also listed as: A35913EN285 · A3591 3EN285

Brand
HELI-COIL
Item
Helical Insert: Tanged Tang Style, Screw-Locking, #10-32 Thread Size, Plain
Category
Screw-Locking Tanged 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
A3591-3EN285
Type
Screw-Locking, #10-32 Thread Size, Plain, Plain, 100 PK
Tensile Strength
200,000 psi
Finish Type
Plain
Thread Type
Fine
STI Tap Size
#10-32
Thread Direction
Right Hand
Compatible Material
Metal
Material Grade/Class
Nitronic 60
System of Measurement
Inch

Technical Documents

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

Product Description

HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, #10-32 Thread Size, Plain, Plain, 100 PK (MPN A3591-3EN285). This inch-system insert is made from Nitronic 60, has a tensile strength of 200,000 psi, and is compatible with metal. It features a right-hand fine thread and requires an STI tap size of #10-32.

Frequently Asked Questions

What is a HELI-COIL screw-locking tanged helical insert used for?

A HELI-COIL screw-locking tanged helical insert repairs or reinforces threads in metal. The screw-locking feature resists vibration loosening. It is commonly used in automotive, aerospace, and industrial maintenance to restore stripped threads without replacing the parent component.

What are the specifications of the HELI-COIL A3591-3EN285 insert?

This HELI-COIL insert has a #10-32 fine thread, right-hand direction, and requires an STI tap size of #10-32. It is made from Nitronic 60 with a tensile strength of 200,000 psi. The finish is plain, and it comes in a 100-piece pack. It is compatible with metal substrates.

Where to buy HELI-COIL A3591-3EN285 inserts worldwide?

3G Electric supplies HELI-COIL A3591-3EN285 inserts worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this screw-locking tanged helical insert.

How to install a HELI-COIL tanged helical insert?

To install a HELI-COIL tanged helical insert, drill out the damaged thread to the specified size, tap the hole using the correct STI tap, then insert the coil using a tang drive tool. After installation, break off the tang with a punch. Always follow the manufacturer's instructions for torque and depth.

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.

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