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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 thread size, plain finish, and right-hand coarse metric threads. Made from 18-8 stainless steel with a tensile strength of…

SKU 3G-OTH-598987

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
A1084-2.5CN038
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 thread size, plain finish, and right-hand coarse metric threads. Made from 18-8 stainless steel with a tensile strength of 200,000 to 250,000 psi and a 2.55mm length, this 100-pack (MPN A1084-2.5CN038) provides a reliable thread repair solution for metal applications.

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 internal threads in metal components. It is ideal for automotive, aerospace, and industrial applications where stripped or worn threads need a durable, free-running solution. The M2.5-0.45 size suits precision assemblies.

What are the specifications of the HELI-COIL A1084-2.5CN038?

This HELI-COIL insert is a free-running tanged tang style with M2.5-0.45 thread size, right-hand coarse metric threads, and plain finish. It is made from 18-8 stainless steel with tensile strength 200,000 to 250,000 psi and 2.55mm length, supplied in a 100-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 the A1084-2.5CN038 and other thread repair products to your facility. Contact us for a quote and delivery timeline.

How to install a HELI-COIL tanged tang insert?

To install a HELI-COIL tanged tang insert, drill out the damaged thread to the specified tap drill size, tap the hole with the correct HELI-COIL tap, then use a tang-style installation tool to wind the insert into place. After installation, break off the tang with a punch.

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, M4-0.70 Thread Size, Plain, Plain, 100 PK (MPN A1084-4CN050). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M4-0.70; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 4.2mm; attr798708: 200,000 to 250,000 psi.
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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M4-0.70 Thread Size, Plain, Plain, 100 PK (MPN A1084-4CN050). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M4-0.70; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 4.2mm; attr798708: 200,000 to 250,000 psi.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M6-1.00 Thread Size, Plain, Plain, 100 PK (MPN A1084-6EN120). Key specifications — attr798694: Nitronic 60; attr798710: Right Hand; attr798707: M6-1.00; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 6.25mm; attr798708: 200,000 psi.
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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M6-1.00 Thread Size, Plain, Plain, 100 PK (MPN A1084-6EN120). Key specifications — attr798694: Nitronic 60; attr798710: Right Hand; attr798707: M6-1.00; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 6.25mm; attr798708: 200,000 psi.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, #10-32 Thread Size, Plain, 1,000 PK (MPN 1191-3CN190S). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: #10-32; 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, #10-32 Thread Size, Plain, 1,000 PK (MPN 1191-3CN190S). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: #10-32; 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, #10-32 Thread Size, 100 PK (MPN A1191-3CNW380). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: #10-32; 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, #10-32 Thread Size, 100 PK (MPN A1191-3CNW380). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: #10-32; 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, #10-24 Thread Size, Plain, Plain, 100 PK (MPN A1185-3CN190). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: #10-24; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Coarse.
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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, #10-24 Thread Size, Plain, Plain, 100 PK (MPN A1185-3CN190). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: #10-24; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Coarse.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, #8-32 Thread Size, 100 PK (MPN A1185-2CNW164). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: #8-32; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Coarse.
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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, #8-32 Thread Size, 100 PK (MPN A1185-2CNW164). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: #8-32; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Coarse.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 1"-12 Thread Size, 1 1/2 in Overall Lg (MPN K1191-161). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 1"-12; 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"-12 Thread Size, 1 1/2 in Overall Lg (MPN K1191-161). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 1"-12; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Fine.
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