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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M10-1.25 Thread Size, Plain - Free-Running Tanged Helical Inserts
HELI-COILFree-Running Tanged Helical Inserts

HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M10-1.25 Thread Size, Plain

The HELI-COIL Helical Insert (MPN R4649-10) is a tanged, free-running helical insert with an M10-1.25 fine, right-hand thread. Made from 18-8 stainless steel, it offers a tensile strength of 200,000 to 250,000 psi…

SKU 3G-OTH-599050

Brand
HELI-COIL
Item
Helical Insert: Tanged Tang Style, Free-Running, M10-1.25 Thread Size, Plain
Category
Free-Running Tanged Helical Inserts
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Technical Specifications

HELI-COIL
Manufacturer Part Number
R4649-10
Type
Free-Running, M10-1.25 Thread Size, Plain, Plain, 12 PK
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HELI-COIL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HELI-COIL Helical Insert (MPN R4649-10) is a tanged, free-running helical insert with an M10-1.25 fine, right-hand thread. Made from 18-8 stainless steel, it offers a tensile strength of 200,000 to 250,000 psi and comes in a 12-pack. 3G Electric interprets your demand for thread repair or reinforcement, sources this genuine HELI-COIL product, and supports your application with specialist expertise across 14 industrial departments.

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 stripped or damaged threads in metal, or reinforces new threads to withstand higher loads. It is commonly used in automotive, aerospace, and industrial maintenance applications. 3G Electric supplies this genuine HELI-COIL M10-1.25 tanged insert for thread restoration.

What are the specifications of the HELI-COIL R4649-10 insert?

The HELI-COIL R4649-10 is a free-running, tanged helical insert with M10-1.25 fine, right-hand threads. It is made from 18-8 stainless steel with a tensile strength of 200,000 to 250,000 psi. The pack contains 12 pieces. 3G Electric sources this genuine HELI-COIL product for your application.

Where to buy HELI-COIL helical inserts worldwide?

3G Electric supplies genuine HELI-COIL helical inserts worldwide. We interpret your demand, source the correct M10-1.25 tanged insert (MPN R4649-10), and handle logistics, customs, and delivery to your location. Contact us for availability and lead time.

How to install a HELI-COIL tanged helical insert?

To install a HELI-COIL tanged insert, drill out the damaged thread to the specified tap drill size, tap the hole with the correct HELI-COIL tap, then use the installation tool to wind the insert into the hole. Break off the tang after installation. 3G Electric can advise on tooling and best practices.

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, M8-1.25 Thread Size, Plain, Plain, 100 PK (MPN A1084-8EN080). Key specifications — attr798694: Nitronic 60; attr798710: Right Hand; attr798707: M8-1.25; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 8.3mm; attr798708: 200,000 psi.
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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M8-1.25 Thread Size, Plain, Plain, 100 PK (MPN A1084-8EN080). Key specifications — attr798694: Nitronic 60; attr798710: Right Hand; attr798707: M8-1.25; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 8.3mm; attr798708: 200,000 psi.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 1/4"-20 Thread Size, 100 PK (MPN A1185-4CNW375). 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, 100 PK (MPN A1185-4CNW375). 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, M3-0.50 Thread Size, Plain, 1,000 PK (MPN 1084-3CN030S). 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, Plain, 1,000 PK (MPN 1084-3CN030S). 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.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, #4-40 Thread Size, 100 PK (MPN A1185-04CNW112). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: #4-40; 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, #4-40 Thread Size, 100 PK (MPN A1185-04CNW112). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: #4-40; 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, 1/2"-13 Thread Size, Plain, Plain, 6 PK (MPN R1185-8). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 1/2"-13; 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, 1/2"-13 Thread Size, Plain, Plain, 6 PK (MPN R1185-8). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 1/2"-13; 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, 7/8"-9 Thread Size, 1 5/16 in Overall Lg (MPN K1185-14). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 7/8"-9; 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, 7/8"-9 Thread Size, 1 5/16 in Overall Lg (MPN K1185-14). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 7/8"-9; 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, 9/16"-18 Thread Size, Plain, Plain, 6 PK (MPN R1191-9). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 9/16"-18; 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, 9/16"-18 Thread Size, Plain, Plain, 6 PK (MPN R1191-9). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 9/16"-18; 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, 7/16"-20 Thread Size, Plain, Plain, 6 PK (MPN R1191-7). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 7/16"-20; 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, 7/16"-20 Thread Size, Plain, Plain, 6 PK (MPN R1191-7). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 7/16"-20; attr798676: Metal; attr798705: Inch; attr798675: HELI-COIL; attr798708: 200,000 to 250,000 psi; attr798713: Fine.