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HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, #8-32 Thread Size - Screw-Locking Tanged Helical Inserts
HELI-COILScrew-Locking Tanged Helical Inserts

HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, #8-32 Thread Size

The HELI-COIL Helical Insert is a tanged tang-style, screw-locking insert with #8-32 coarse thread size, 18-8 material grade, and a tensile strength of 200,000 to 250,000 psi. Supplied in a 100-pack with dry film…

SKU 3G-OTH-528834

Brand
HELI-COIL
Item
Helical Insert: Tanged Tang Style, Screw-Locking, #8-32 Thread Size
Category
Screw-Locking Tanged Helical Inserts
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Technical Specifications

HELI-COIL
Manufacturer Part Number
A3585-2CNW328
Type
Screw-Locking, #8-32 Thread Size, 100 PK
Tensile Strength
200,000 to 250,000 psi
Finish Type
Dry Film Lubricant
Thread Type
Coarse
STI Tap Size
#8-32
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

The HELI-COIL Helical Insert is a tanged tang-style, screw-locking insert with #8-32 coarse thread size, 18-8 material grade, and a tensile strength of 200,000 to 250,000 psi. Supplied in a 100-pack with dry film lubricant finish, it is compatible with metal and uses a right-hand thread direction.

Frequently Asked Questions

What is a HELI-COIL helical insert used for?

A HELI-COIL helical insert repairs or reinforces threads in metal. This screw-locking, tanged tang-style insert with #8-32 coarse thread size provides strong, wear-resistant threads in aluminum, cast iron, and steel assemblies. It is ideal for automotive, aerospace, and industrial maintenance applications.

What are the specifications of the HELI-COIL A3585-2CNW328 insert?

This HELI-COIL insert has a #8-32 coarse thread, 18-8 stainless steel material grade, and tensile strength of 200,000 to 250,000 psi. It features a dry film lubricant finish, right-hand thread direction, and is compatible with metal substrates. Supplied in a 100-pack with STI tap size #8-32.

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 A3585-2CNW328 100-pack screw-locking insert to your facility. Contact us for a quote and delivery timeline to your region.

How to install a HELI-COIL tanged tang-style insert?

Installation requires drilling to the specified STI tap size (#8-32), tapping the hole with the correct STI tap, then using a tang break-off tool to insert the HELI-COIL. After insertion, break off the tang with a punch. Ensure the hole is clean and lubricated with the dry film coating for proper seating.

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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HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, M16-2.00 Thread Size, Plain, 100 PK (MPN A4184-16CN240). Key specifications — Material Grade/Class: 18-8; Thread Direction: Right Hand; STI Tap Size: M16-2.00; Compatible Material: Metal; System of Measurement: Metric; Brand: HELI-COIL; Drill Bit Size: 16.5mm; Tensile Strength: 200,000 to 250,000 psi.
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HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, M16-2.00 Thread Size, Plain, 100 PK (MPN A4184-16CN240). Key specifications — Material Grade/Class: 18-8; Thread Direction: Right Hand; STI Tap Size: M16-2.00; Compatible Material: Metal; System of Measurement: Metric; Brand: HELI-COIL; Drill Bit Size: 16.5mm; Tensile Strength: 200,000 to 250,000 psi.
HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, #10-32 Thread Size, Plain, 1,000 PK (MPN 3591-3CN380S). Key specifications — Material Grade/Class: 18-8; Thread Direction: Right Hand; STI Tap Size: #10-32; Compatible Material: Metal; System of Measurement: Inch; Brand: HELI-COIL; Tensile Strength: 200,000 to 250,000 psi; Thread Type: Fine.
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HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, #6-32 Thread Size, 1,000 PK (MPN 3585-04CNW112S). Key specifications — Material Grade/Class: 18-8; Thread Direction: Right Hand; STI Tap Size: #6-32; Compatible Material: Metal; System of Measurement: Inch; Brand: HELI-COIL; Tensile Strength: 200,000 to 250,000 psi; Thread Type: Coarse.
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HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, 5/16"-18 Thread Size, 500 PK (MPN 3585-5CNW312S). Key specifications — Material Grade/Class: 18-8; Thread Direction: Right Hand; STI Tap Size: 5/16"-18; Compatible Material: Metal; System of Measurement: Inch; Brand: HELI-COIL; Tensile Strength: 200,000 to 250,000 psi; Thread Type: Coarse.
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HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, 5/16"-18 Thread Size, 500 PK (MPN 3585-5CNW312S). Key specifications — Material Grade/Class: 18-8; Thread Direction: Right Hand; STI Tap Size: 5/16"-18; Compatible Material: Metal; System of Measurement: Inch; Brand: HELI-COIL; Tensile Strength: 200,000 to 250,000 psi; Thread Type: Coarse.
HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, 5/16"-24 Thread Size, Plain, 100 PK (MPN A3591-5EN469). Key specifications — Material Grade/Class: Nitronic 60; Thread Direction: Right Hand; STI Tap Size: 5/16"-24; Compatible Material: Metal; System of Measurement: Inch; Brand: HELI-COIL; Tensile Strength: 200,000 psi; Thread Type: Fine.
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HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, 5/16"-24 Thread Size, Plain, 100 PK (MPN A3591-5EN469). Key specifications — Material Grade/Class: Nitronic 60; Thread Direction: Right Hand; STI Tap Size: 5/16"-24; Compatible Material: Metal; System of Measurement: Inch; Brand: HELI-COIL; Tensile Strength: 200,000 psi; Thread Type: Fine.
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