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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M4-0.70 Thread Size, Plain - Free-Running Tanged Helical Inserts
HELI-COILFree-Running Tanged Helical Inserts

HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M4-0.70 Thread Size, Plain

The HELI-COIL Helical Insert is a tanged tang style, free-running insert with M4-0.70 thread size, right-hand coarse metric threads, and a tensile strength of 200,000 to 250,000 psi. Made from 18-8 stainless steel…

SKU 3G-OTH-599249

Brand
HELI-COIL
Item
Helical Insert: Tanged Tang Style, Free-Running, M4-0.70 Thread Size, Plain
Category
Free-Running Tanged Helical Inserts
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Technical Specifications

HELI-COIL
Manufacturer Part Number
A1084-4CN050
Type
Free-Running, M4-0.70 Thread Size, Plain, 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 tanged tang style, free-running insert with M4-0.70 thread size, right-hand coarse metric threads, and a tensile strength of 200,000 to 250,000 psi. Made from 18-8 stainless steel, it has a 4.2mm drill size and comes in a plain finish, 100 per pack (MPN A1084-4CN050).

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 tapped threads in metal. This free-running, tanged tang style M4-0.70 insert provides strong, wear-resistant threads in aluminum, cast iron, or steel components, preventing thread stripping under high loads.

What are the specifications of the HELI-COIL M4-0.70 insert?

This HELI-COIL insert has M4-0.70 metric coarse right-hand threads, a 4.2mm drill size, and a tensile strength of 200,000 to 250,000 psi. It is made from 18-8 stainless steel with a plain finish, supplied in a 100-piece pack (MPN A1084-4CN050).

Where to buy HELI-COIL helical inserts worldwide?

3G Electric supplies HELI-COIL helical inserts worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the M4-0.70 tanged tang style insert (MPN A1084-4CN050).

How to install a HELI-COIL tanged tang insert?

Drill a 4.2mm hole, tap it to the specified thread depth, then use a HELI-COIL installation tool to wind the insert into the tapped hole. After installation, break off the tang with a punch. Always follow the manufacturer's instructions for proper thread engagement and torque.

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, 1/4"-20 Thread Size, Plain, Plain, 100 PK (MPN A1185-4CN500). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 1/4"-20; 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, 1/4"-20 Thread Size, Plain, Plain, 100 PK (MPN A1185-4CN500). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 1/4"-20; 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, 5/8"-11 Thread Size, Plain, Plain, 6 PK (MPN R1185-10). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 5/8"-11; 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, 5/8"-11 Thread Size, Plain, Plain, 6 PK (MPN R1185-10). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 5/8"-11; 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, M6-1.00 Thread Size, 100 PK (MPN A1084-6CNW090). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M6-1.00; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 6.25mm; attr798708: 200,000 to 250,000 psi.
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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M6-1.00 Thread Size, 100 PK (MPN A1084-6CNW090). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M6-1.00; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 6.25mm; 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 A1084-6EN090). 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 A1084-6EN090). 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, M4-0.70 Thread Size, Plain, Plain, 100 PK (MPN A1084-4CN120). 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 A1084-4CN120). 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, M4-0.70 Thread Size, Plain, Plain, 100 PK (MPN A1084-4EN060). Key specifications — attr798694: Nitronic 60; attr798710: Right Hand; attr798707: M4-0.70; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 4.2mm; attr798708: 200,000 psi.
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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M4-0.70 Thread Size, Plain, Plain, 100 PK (MPN A1084-4EN060). Key specifications — attr798694: Nitronic 60; attr798710: Right Hand; attr798707: M4-0.70; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 4.2mm; attr798708: 200,000 psi.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M5-0.80 Thread Size, Plain, 1,000 PK (MPN 1084-5CN100S). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M5-0.80; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 5.2mm; attr798708: 200,000 to 250,000 psi.
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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M5-0.80 Thread Size, Plain, 1,000 PK (MPN 1084-5CN100S). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M5-0.80; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 5.2mm; attr798708: 200,000 to 250,000 psi.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, #10-32 Thread Size, 100 PK (MPN A1191-3CNW570). 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 A1191-3CNW570). 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.