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HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, #2-56 Thread Size - Screw-Locking Tanged Helical Inserts
HELI-COILScrew-Locking Tanged Helical Inserts

HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, #2-56 Thread Size

HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, #2-56 Thread Size, 100 PK (MPN A3585-02CNW129). This 18-8 stainless steel insert features a Dry Film Lubricant finish, right-hand coarse threads, and a…

SKU 3G-OTH-528915

Brand
HELI-COIL
Item
Helical Insert: Tanged Tang Style, Screw-Locking, #2-56 Thread Size
Category
Screw-Locking Tanged Helical Inserts
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Technical Specifications

HELI-COIL
Manufacturer Part Number
A3585-02CNW129
Type
Screw-Locking, #2-56 Thread Size, 100 PK
Tensile Strength
200,000 to 250,000 psi
Finish Type
Dry Film Lubricant
Thread Type
Coarse
STI Tap Size
#2-56
Thread Direction
Right Hand
Compatible Material
Metal
Material Grade/Class
18-8
System of Measurement
Inch
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HELI-COIL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, #2-56 Thread Size, 100 PK (MPN A3585-02CNW129). This 18-8 stainless steel insert features a Dry Film Lubricant finish, right-hand coarse threads, and a tensile strength of 200,000 to 250,000 psi. Designed for metal substrates, it uses a #2-56 STI tap size and is supplied in inch-system packaging.

Frequently Asked Questions

What is a HELI-COIL helical insert used for?

A HELI-COIL helical insert repairs or reinforces threads in metal substrates. This screw-locking, tanged tang style insert prevents loosening under vibration, making it ideal for aerospace, automotive, and industrial maintenance applications where thread integrity is critical.

What are the specifications of the HELI-COIL A3585-02CNW129 insert?

This HELI-COIL insert has a #2-56 thread size, coarse right-hand threads, and an 18-8 stainless steel construction with Dry Film Lubricant finish. It offers a tensile strength of 200,000 to 250,000 psi and requires a #2-56 STI tap. Supplied in a 100-pack, inch-system packaging.

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 genuine HELI-COIL products like the A3585-02CNW129 to your facility, regardless of location.

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

To install a HELI-COIL screw-locking insert, drill out the damaged thread to the specified size, tap the hole using the correct STI tap (here #2-56), then wind the insert into the hole using a tang installation tool. Break off the tang after installation for a secure, vibration-resistant thread.

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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