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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 7/16"-14 Thread Size, Plain - Free-Running Tanged Helical Inserts
HELI-COILFree-Running Tanged Helical Inserts

HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 7/16"-14 Thread Size, Plain

The HELI-COIL Helical Insert is a tanged tang style, free-running insert with a 7/16"-14 thread size, right-hand, coarse thread, and plain finish. Made from 18-8 metal, it offers a tensile strength of 200,000 to…

SKU 3G-OTH-598942

Brand
HELI-COIL
Item
Helical Insert: Tanged Tang Style, Free-Running, 7/16"-14 Thread Size, Plain
Category
Free-Running Tanged Helical Inserts
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Technical Specifications

HELI-COIL
Manufacturer Part Number
R1185-7
Type
Free-Running, Plain, Plain, 6 PK
Thread Size
7/16"-14
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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 a 7/16"-14 thread size, right-hand, coarse thread, and plain finish. Made from 18-8 metal, it offers a tensile strength of 200,000 to 250,000 psi and comes in a 6-pack (MPN R1185-7).

Frequently Asked Questions

What is a HELI-COIL helical insert used for?

A HELI-COIL helical insert repairs or reinforces threads in metal. This free-running tanged tang style, 7/16"-14 coarse thread, 18-8 stainless steel insert provides strong, wear-resistant threads in aluminum, cast iron, or steel components across industrial machinery and equipment.

What are the specifications of the HELI-COIL R1185-7 insert?

The HELI-COIL R1185-7 is a free-running, tanged tang helical insert with 7/16"-14 thread size, right-hand, coarse thread, plain finish, made from 18-8 stainless steel. Tensile strength is 200,000 to 250,000 psi. Pack of 6. Inch system.

Where to buy HELI-COIL helical inserts worldwide?

3G Electric supplies HELI-COIL helical inserts like the R1185-7 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this 7/16"-14 free-running tanged insert.

How to install a HELI-COIL tanged helical insert?

Drill out damaged threads to the specified tap drill size, tap the hole with a HELI-COIL STI tap, then use a tang installation tool to wind the insert into the hole until it sits below the surface. Break off the tang with a punch. Always follow the manufacturer's instructions for torque and depth.

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, 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.
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, #4-40 Thread Size, Plain, Plain, 100 PK (MPN A1185-04CN224). 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
HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, #4-40 Thread Size, Plain, Plain, 100 PK (MPN A1185-04CN224). 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, 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.