We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, 5/16"-18 Thread Size - Screw-Locking Tanged Helical Inserts
HELI-COILScrew-Locking Tanged Helical Inserts

HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, 5/16"-18 Thread Size

The HELI-COIL Helical Insert is a tanged tang style, screw-locking insert for metal, supplied in a 100-pack. This 18-8 grade insert features a 5/16"-18 coarse thread, right-hand direction, with a tensile strength of…

SKU 3G-OTH-528913

Also listed as: A35855CNW469 · A3585 5CNW469

Brand
HELI-COIL
Item
Helical Insert: Tanged Tang Style, Screw-Locking, 5/16"-18 Thread Size
Category
Screw-Locking Tanged Helical Inserts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
A3585-5CNW469
Type
Screw-Locking, 100 PK
Tensile Strength
200,000 to 250,000 psi
Finish Type
Dry Film Lubricant
Thread Size
5/16"-18
Thread Type
Coarse
STI Tap Size
5/16"-18
Thread Direction
Right Hand
Compatible Material
Metal
Material Grade/Class
18-8
System of Measurement
Inch

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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 metal, supplied in a 100-pack. This 18-8 grade insert features a 5/16"-18 coarse thread, right-hand direction, with a tensile strength of 200,000 to 250,000 psi and a dry film lubricant finish.

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 helical insert used for?

A HELI-COIL helical insert repairs or reinforces threads in metal. This screw-locking, tanged tang style insert provides strong, wear-resistant threads in soft materials like aluminum or cast iron, preventing thread stripping under high loads.

What are the specifications of the HELI-COIL A3585-5CNW469 insert?

This HELI-COIL insert has a 5/16"-18 coarse thread, right-hand direction, and an 18-8 material grade. It offers a tensile strength of 200,000 to 250,000 psi, features a dry film lubricant finish, and comes in a 100-pack. The STI tap size is 5/16"-18.

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 100-pack of screw-locking inserts to your facility, regardless of location.

How to install a HELI-COIL tanged helical insert?

To install a HELI-COIL tanged insert, drill the hole to the specified STI tap size (5/16"-18), tap the hole with the corresponding STI tap, then use a tang break-off tool to insert the coil. After installation, break off the tang with a punch for a secure, permanent 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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from HELI-COIL

View all HELI-COIL parts
Screw-locking helical insert with tanged tang for thread repair or reinforcement in metal substrates. #6-32 coarse thread, right-hand direction, plain finish. Made from Nitronic 60 with 200,000 psi tensile strength. Requires #6-32 STI tap. Supplied in a 100-piece pack
HELI-COIL
Screw-locking helical insert with tanged tang for thread repair or reinforcement in metal substrates. #6-32 coarse thread, right-hand direction, plain finish. Made from Nitronic 60 with 200,000 psi tensile strength. Requires #6-32 STI tap. Supplied in a 100-piece pack
18-8 stainless steel helical insert with dry film lubricant finish. Coarse right-hand threads, tensile strength 200,000 to 250,000 psi. Used to repair or reinforce stripped internal threads in metal, with screw-locking feature to resist loosening under vibration
HELI-COIL
18-8 stainless steel helical insert with dry film lubricant finish. Coarse right-hand threads, tensile strength 200,000 to 250,000 psi. Used to repair or reinforce stripped internal threads in metal, with screw-locking feature to resist loosening under vibration
Screw-locking tanged helical insert for repairing or reinforcing internal threads in metal components. Features #10-32 fine thread, plain finish, and 200,000 psi tensile strength. Made from Nitronic 60 material. Right-hand thread. Supplied in a 100-piece pack
HELI-COIL
Screw-locking tanged helical insert for repairing or reinforcing internal threads in metal components. Features #10-32 fine thread, plain finish, and 200,000 psi tensile strength. Made from Nitronic 60 material. Right-hand thread. Supplied in a 100-piece pack
This tanged helical insert is designed for thread repair or reinforcement in metal components. Made from 18-8 stainless steel with a plain finish, it features a 1 1/8"-7 coarse thread and right-hand direction. The screw-locking design provides resistance to vibration loosening. Tensile strength ranges from 200,000 to 250,000 psi. Suitable for use in machinery, automotive, and industrial equipment where high-strength threads are required
HELI-COIL
This tanged helical insert is designed for thread repair or reinforcement in metal components. Made from 18-8 stainless steel with a plain finish, it features a 1 1/8"-7 coarse thread and right-hand direction. The screw-locking design provides resistance to vibration loosening. Tensile strength ranges from 200,000 to 250,000 psi. Suitable for use in machinery, automotive, and industrial equipment where high-strength threads are required
Screw-locking tanged helical insert for repairing or reinforcing threaded holes in metal. Features 1/4"-28 fine thread, 18-8 material grade, and tensile strength of 200,000 to 250,000 psi. Plain finish, right-hand thread, 100-piece pack
HELI-COIL
Screw-locking tanged helical insert for repairing or reinforcing threaded holes in metal. Features 1/4"-28 fine thread, 18-8 material grade, and tensile strength of 200,000 to 250,000 psi. Plain finish, right-hand thread, 100-piece pack
Screw-locking tanged helical insert for repairing or reinforcing #8-32 coarse threads in metal substrates. Made from 18-8 stainless steel with dry film lubricant finish, tensile strength 200,000 to 250,000 psi. Right-hand thread, requires STI tap size #8-32. Supplied in a 1,000-piece pack
HELI-COIL
Screw-locking tanged helical insert for repairing or reinforcing #8-32 coarse threads in metal substrates. Made from 18-8 stainless steel with dry film lubricant finish, tensile strength 200,000 to 250,000 psi. Right-hand thread, requires STI tap size #8-32. Supplied in a 1,000-piece pack
Screw-locking tanged helical insert for repairing or reinforcing internal threads in metal. Features a #2-56 coarse right-hand thread, 18-8 stainless steel construction with dry film lubricant finish, and tensile strength of 200,000 to 250,000 psi. Supplied in packs of 1,000. Suitable for applications requiring vibration-resistant thread locking
HELI-COIL
Screw-locking tanged helical insert for repairing or reinforcing internal threads in metal. Features a #2-56 coarse right-hand thread, 18-8 stainless steel construction with dry film lubricant finish, and tensile strength of 200,000 to 250,000 psi. Supplied in packs of 1,000. Suitable for applications requiring vibration-resistant thread locking
Screw-locking tanged helical insert for repairing or reinforcing threads in metal substrates. Made from 18-8 stainless steel with a tensile strength of 200,000 to 250,000 psi. Requires a 5.2mm drill bit and M5-0.80 STI tap. Right-hand thread, plain finish, 100 pieces per pack
HELI-COIL
Screw-locking tanged helical insert for repairing or reinforcing threads in metal substrates. Made from 18-8 stainless steel with a tensile strength of 200,000 to 250,000 psi. Requires a 5.2mm drill bit and M5-0.80 STI tap. Right-hand thread, plain finish, 100 pieces per pack