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

HELI-COIL Screw-Locking Tanged Helical Insert

The HELI-COIL Helical Insert is a tanged tang-style, screw-locking insert for #8-32 coarse threads, supplied in a 1,000-piece pack. Made from 18-8 material with a dry film lubricant finish, it offers a tensile…

SKU 3G-OTH-528894

Also listed as: 35852CNW164S · 3585 2CNW164S

Brand
HELI-COIL
Item
Screw-Locking Tanged Helical Insert
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
3585-2CNW164S
Type
Screw-Locking, #8-32 Thread Size, 1,000 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 for #8-32 coarse threads, supplied in a 1,000-piece pack. Made from 18-8 material with a dry film lubricant finish, it offers a tensile strength of 200,000 to 250,000 psi and is compatible with metal substrates. This inch-system insert uses a right-hand thread direction and requires an STI tap size of #8-32.

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 for #8-32 coarse threads provides a strong, wear-resistant thread that resists loosening under vibration, commonly used in automotive, aerospace, and industrial maintenance applications.

What are the specifications of the HELI-COIL 3585-2CNW164S insert?

This HELI-COIL insert has a #8-32 thread size, coarse thread type, right-hand direction, and requires an STI tap size of #8-32. It is made from 18-8 material with a dry film lubricant finish, offers a tensile strength of 200,000 to 250,000 psi, and comes in a 1,000-piece pack.

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 this #8-32 screw-locking insert to your facility. Contact us for pricing and lead time on this 1,000-piece pack.

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

To install a HELI-COIL tanged insert, drill out the damaged thread to the specified size, tap the hole using the correct STI tap (here #8-32), then use a tang-style installation tool to wind the insert into the hole. After installation, break off the tang with a punch for a permanent, locking 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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