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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M2.5-0.45 Thread Size - Free-Running Tanged Helical Inserts
HELI-COILFree-Running Tanged Helical Inserts

HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M2.5-0.45 Thread Size

The HELI-COIL Helical Insert is a free-running tanged tang style insert with M2.5-0.45 metric coarse thread, right-hand orientation, and plain finish. Made from Nitronic 60 metal with a 200,000 psi tensile strength…

SKU 3G-OTH-599112

Brand
HELI-COIL
Item
Helical Insert: Tanged Tang Style, Free-Running, M2.5-0.45 Thread Size
Category
Free-Running Tanged Helical Inserts
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Technical Specifications

HELI-COIL
Manufacturer Part Number
A1084-2.5EN038
Type
Free-Running, M2.5-0.45 Thread Size, Plain, 100 PK
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HELI-COIL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HELI-COIL Helical Insert is a free-running tanged tang style insert with M2.5-0.45 metric coarse thread, right-hand orientation, and plain finish. Made from Nitronic 60 metal with a 200,000 psi tensile strength and 2.55mm length, it comes in a 100-piece pack (MPN A1084-2.5EN038). 3G Electric interprets this demand and sources genuine industrial fasteners across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

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 components. This M2.5-0.45 free-running tanged insert, made from Nitronic 60 with 200,000 psi tensile strength, provides durable, corrosion-resistant threads in applications like automotive, aerospace, and industrial machinery.

What are the specifications of the HELI-COIL A1084-2.5EN038 insert?

This HELI-COIL insert has M2.5-0.45 metric coarse thread, right-hand orientation, plain finish, 2.55mm length, and 200,000 psi tensile strength. It is made from Nitronic 60 metal, comes in a 100-piece pack, and is a free-running tanged tang style for general thread repair.

Where to buy HELI-COIL helical inserts in worldwide?

3G Electric supplies genuine HELI-COIL helical inserts like the A1084-2.5EN038 to worldwide customers. We handle full logistics and customs clearance, sourcing across 14 industrial departments including fasteners, with specialist expertise in combustion, pumps, and controls.

How to install a HELI-COIL tanged helical insert?

To install a HELI-COIL tanged insert, drill out the damaged thread to the specified size, tap the hole with the correct HELI-COIL tap, then use a tang-style installation tool to wind the insert into place. Break off the tang after installation for a permanent, free-running 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 free-running 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, Free-Running, M2-0.40 Thread Size, 100 PK (MPN A1084-2CNW020). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M2-0.4.00; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 2.1mm; attr798708: 200,000 to 250,000 psi.
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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M2-0.40 Thread Size, 100 PK (MPN A1084-2CNW020). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M2-0.4.00; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 2.1mm; attr798708: 200,000 to 250,000 psi.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 7/8"-14 Thread Size, 1 5/16 in Overall Lg (MPN K1191-14). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 7/8"-14; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Fine.
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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 7/8"-14 Thread Size, 1 5/16 in Overall Lg (MPN K1191-14). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 7/8"-14; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Fine.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 5/16"-18 Thread Size, Plain, 500 PK (MPN 1185-5CN469S). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 5/16"-18; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Coarse.
HELI-COIL
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 5/16"-18 Thread Size, Plain, 500 PK (MPN 1185-5CN469S). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 5/16"-18; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Coarse.
HELI-COIL Helical Insert: Free-Running, M14-1.25 Thread Size, 7.8 mm Overall Lg, Steel, Steel, 6 PK (MPN R5326-14S-6). Key specifications — attr798694: 12L14; attr798710: Right Hand; attr798707: M14-1.25; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Fine.
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HELI-COIL Helical Insert: Free-Running, M14-1.25 Thread Size, 7.8 mm Overall Lg, Steel, Steel, 6 PK (MPN R5326-14S-6). Key specifications — attr798694: 12L14; attr798710: Right Hand; attr798707: M14-1.25; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Fine.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M12-1.75 Thread Size, Plain, 100 PK (MPN A1084-12CN180). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M12-1.75; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 12.5mm; attr798708: 200,000 to 250,000 psi.
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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M12-1.75 Thread Size, Plain, 100 PK (MPN A1084-12CN180). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M12-1.75; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 12.5mm; attr798708: 200,000 to 250,000 psi.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M2.5-0.45 Thread Size, Plain, 1,000 PK (MPN 1084-2.5CN050S). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M2.5-0.45; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 2.55mm; attr798708: 200,000 to 250,000 psi.
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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M2.5-0.45 Thread Size, Plain, 1,000 PK (MPN 1084-2.5CN050S). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M2.5-0.45; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 2.55mm; attr798708: 200,000 to 250,000 psi.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 1/4"-28 Thread Size, Plain, 1,000 PK (MPN 1191-4CN500S). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 1/4"-28; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Fine.
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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 1/4"-28 Thread Size, Plain, 1,000 PK (MPN 1191-4CN500S). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 1/4"-28; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Fine.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M3-0.50 Thread Size, 100 PK (MPN A1084-3CNW030). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M3-0.50; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 3.15mm; attr798708: 200,000 to 250,000 psi.
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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M3-0.50 Thread Size, 100 PK (MPN A1084-3CNW030). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M3-0.50; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 3.15mm; attr798708: 200,000 to 250,000 psi.