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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 5/8"-11 Thread Size, Plain - Free-Running Tanged Helical Inserts
HELI-COILFree-Running Tanged Helical Inserts

HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 5/8"-11 Thread Size, Plain

The HELI-COIL Helical Insert is a free-running, tanged tang style insert with a 5/8"-11 thread size, right-hand orientation, and coarse thread pitch. Made from 18-8 stainless steel, it offers a tensile strength range…

SKU 3G-OTH-599189

Brand
HELI-COIL
Item
Helical Insert: Tanged Tang Style, Free-Running, 5/8"-11 Thread Size, Plain
Category
Free-Running Tanged Helical Inserts
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Technical Specifications

HELI-COIL
Manufacturer Part Number
R1185-10
Type
Free-Running, Plain, Plain, 6 PK
Thread Size
5/8"-11
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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 a 5/8"-11 thread size, right-hand orientation, and coarse thread pitch. Made from 18-8 stainless steel, it offers a tensile strength range of 200,000 to 250,000 psi and comes in a plain finish, 6-pack configuration (MPN R1185-10).

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, providing a durable 18-8 stainless steel thread with tensile strength up to 250,000 psi. It is used in automotive, aerospace, and industrial maintenance to restore stripped threads or strengthen soft materials.

What are the specifications of the HELI-COIL R1185-10 insert?

The HELI-COIL R1185-10 is a free-running, tanged tang style insert with a 5/8"-11 coarse thread, right-hand orientation, and plain finish. Made from 18-8 stainless steel, it offers 200,000 to 250,000 psi tensile strength and comes in a 6-pack.

Where to buy HELI-COIL helical inserts worldwide?

3G Electric supplies HELI-COIL helical inserts like the R1185-10 to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive genuine industrial parts for thread repair or reinforcement, regardless of your location.

How to install a 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 STI tap, then use a tang break-off tool to insert the coil. After installation, break off the tang with a punch for a 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, M7-1.00 Thread Size, Plain, Plain, 100 PK (MPN A1084-7CN140). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M7-1.00; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 7.25mm; attr798708: 200,000 to 250,000 psi.
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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M7-1.00 Thread Size, Plain, Plain, 100 PK (MPN A1084-7CN140). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M7-1.00; attr798676: Metal; attr798705: Metric; attr798675: HELI-COIL; attr798681: 7.25mm; attr798708: 200,000 to 250,000 psi.
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
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.
HELI-COIL
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.