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

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

HELI-COIL Screw-Locking Tangless Helical Insert

HELI-COIL Tangless Tang Style Helical Insert is a screw-locking, #2-56 thread size, plain finish insert in a 1,000-piece pack. It features 18-8 material grade, right-hand thread direction, STI tap size #2-56, drill…

SKU 3G-OTH-532488

Also listed as: T358502C129S · T3585 02C129S

Brand
HELI-COIL
Item
Screw-Locking Tangless Helical Insert
Category
Screw-Locking Tangless 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
T3585-02C129S
Type
Screw-Locking, #2-56 Thread Size, Plain, 1,000 PK
Tensile Strength
200,000 to 250,000 psi
Finish Type
Plain
Thread Type
Coarse
STI Tap Size
#2-56
Drill Bit Size
3/32
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

HELI-COIL Tangless Tang Style Helical Insert is a screw-locking, #2-56 thread size, plain finish insert in a 1,000-piece pack. It features 18-8 material grade, right-hand thread direction, STI tap size #2-56, drill bit size 3/32, and tensile strength of 200,000 to 250,000 psi, compatible with metal.

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 Tangless Tang Style helical insert used for?

A HELI-COIL Tangless Tang Style helical insert is used to repair or reinforce internal threads in metal components. It provides a strong, screw-locking thread for #2-56 fasteners, ideal for aerospace, automotive, and industrial applications where vibration resistance is critical.

What are the specifications of the HELI-COIL T3585-02C129S insert?

The HELI-COIL T3585-02C129S is a screw-locking, tangless helical insert with #2-56 thread size, plain finish, and 18-8 material grade. It requires a 3/32 drill bit and #2-56 STI tap, offers 200,000 to 250,000 psi tensile strength, and comes in a 1,000-piece pack.

Where to buy HELI-COIL helical inserts in worldwide?

3G Electric supplies HELI-COIL helical inserts worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver genuine HELI-COIL parts like the T3585-02C129S to any location, ensuring compliance with international shipping requirements.

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

To install a HELI-COIL tangless screw-locking insert, drill a hole to 3/32, tap it with a #2-56 STI tap, then use a tangless installation tool to insert the coil. The screw-locking feature grips the fastener, and no tang removal is needed, simplifying the process for metal repairs.

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 tangless 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 tangless helical insert for repairing or reinforcing threads in metal. Made from 18-8 stainless steel with a tensile strength of 200,000 to 250,000 psi. Features a #2-56 coarse right-hand thread and plain finish. Supplied in a 100-pack; requires STI Tap Size #2-56
HELI-COIL
Screw-locking tangless helical insert for repairing or reinforcing threads in metal. Made from 18-8 stainless steel with a tensile strength of 200,000 to 250,000 psi. Features a #2-56 coarse right-hand thread and plain finish. Supplied in a 100-pack; requires STI Tap Size #2-56
Screw-locking tangless helical insert for repairing or reinforcing tapped threads in metal. Provides a strong, wear-resistant thread with resistance to vibration loosening. Tangless design eliminates tang break-off step. #6-32 coarse thread, right-hand, 18-8 material, tensile strength 200,000-250,000 psi. Pack of 1,000
HELI-COIL
Screw-locking tangless helical insert for repairing or reinforcing tapped threads in metal. Provides a strong, wear-resistant thread with resistance to vibration loosening. Tangless design eliminates tang break-off step. #6-32 coarse thread, right-hand, 18-8 material, tensile strength 200,000-250,000 psi. Pack of 1,000
Screw-locking tangless helical insert for repairing or reinforcing threads in metal. Made from 18-8 stainless steel with tensile strength 200,000 to 250,000 psi. Features #4-40 coarse right-hand thread and plain finish. Tangless design eliminates need to break off tang after installation. Pack of 100
HELI-COIL
Screw-locking tangless helical insert for repairing or reinforcing threads in metal. Made from 18-8 stainless steel with tensile strength 200,000 to 250,000 psi. Features #4-40 coarse right-hand thread and plain finish. Tangless design eliminates need to break off tang after installation. Pack of 100
Screw-locking tangless helical insert for thread repair or reinforcement in metal. #10-32 fine thread, right-hand direction, plain finish. Made from 18-8 stainless steel with tensile strength of 200,000 to 250,000 psi. Requires 13/64 drill bit and #10-32 STI tap. Pack of 1,000
HELI-COIL
Screw-locking tangless helical insert for thread repair or reinforcement in metal. #10-32 fine thread, right-hand direction, plain finish. Made from 18-8 stainless steel with tensile strength of 200,000 to 250,000 psi. Requires 13/64 drill bit and #10-32 STI tap. Pack of 1,000
Screw-locking tangless helical insert for repairing or reinforcing tapped threads in metal. Features 1/4"-28 fine thread, 18-8 stainless steel material, dry film lubricant finish, and tensile strength of 200,000 to 250,000 psi. Tangless design eliminates tang break-off step. Pack of 100
HELI-COIL
Screw-locking tangless helical insert for repairing or reinforcing tapped threads in metal. Features 1/4"-28 fine thread, 18-8 stainless steel material, dry film lubricant finish, and tensile strength of 200,000 to 250,000 psi. Tangless design eliminates tang break-off step. Pack of 100
This screw-locking tangless helical insert is used to repair or reinforce threads in metal components. It features a #6-32 coarse right-hand thread, 18-8 stainless steel construction with dry film lubricant finish, and tensile strength of 200,000 to 250,000 psi. The tangless design eliminates break-off tangs, simplifying installation. Suitable for applications requiring vibration-resistant threads
HELI-COIL
This screw-locking tangless helical insert is used to repair or reinforce threads in metal components. It features a #6-32 coarse right-hand thread, 18-8 stainless steel construction with dry film lubricant finish, and tensile strength of 200,000 to 250,000 psi. The tangless design eliminates break-off tangs, simplifying installation. Suitable for applications requiring vibration-resistant threads
Screw-locking helical insert for repairing or reinforcing internal threads in metal components. Tangless design eliminates break-off tang for simplified installation. Made from 18-8 stainless steel with tensile strength 200,000-250,000 psi. Requires 13/64 drill bit and #10-24 STI tap. Right-hand, coarse thread, inch system
HELI-COIL
Screw-locking helical insert for repairing or reinforcing internal threads in metal components. Tangless design eliminates break-off tang for simplified installation. Made from 18-8 stainless steel with tensile strength 200,000-250,000 psi. Requires 13/64 drill bit and #10-24 STI tap. Right-hand, coarse thread, inch system
This HELI-COIL screw-locking tangless helical insert is made from 18-8 stainless steel with a dry film lubricant finish. It has a #4-40 coarse thread, right-hand direction, and a tensile strength of 200,000 to 250,000 psi. The screw-locking feature resists loosening from vibration, and the tangless design simplifies installation in blind holes. Compatible with metal substrates, it requires an STI tap size of #4-40
HELI-COIL
This HELI-COIL screw-locking tangless helical insert is made from 18-8 stainless steel with a dry film lubricant finish. It has a #4-40 coarse thread, right-hand direction, and a tensile strength of 200,000 to 250,000 psi. The screw-locking feature resists loosening from vibration, and the tangless design simplifies installation in blind holes. Compatible with metal substrates, it requires an STI tap size of #4-40