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HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 1/2"-14 Thread Size, Plain - Free-Running Tanged Helical Inserts
HELI-COILFree-Running Tanged Helical Inserts

HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, 1/2"-14 Thread Size, Plain

The HELI-COIL Helical Insert (MPN K327-8) is a tanged tang style, free-running insert with a 1/2"-14 thread size, right-hand orientation, and ANPT thread form. Made from 18-8 metal, it offers a tensile strength of…

SKU 3G-OTH-598951

Brand
HELI-COIL
Item
Helical Insert: Tanged Tang Style, Free-Running, 1/2"-14 Thread Size, Plain
Category
Free-Running Tanged Helical Inserts
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Technical Specifications

HELI-COIL
Manufacturer Part Number
K327-8
Type
Free-Running, Plain, Plain, 5 PK
Thread Size
1/2"-14
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HELI-COIL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HELI-COIL Helical Insert (MPN K327-8) is a tanged tang style, free-running insert with a 1/2"-14 thread size, right-hand orientation, and ANPT thread form. Made from 18-8 metal, it offers a tensile strength of 200,000 to 250,000 psi and comes in a 5-pack with a plain finish.

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. It is used in automotive, aerospace, and industrial applications to restore damaged threads or strengthen softer materials. The 1/2"-14 free-running tanged style provides a durable, high-strength thread with 200,000 to 250,000 psi tensile strength.

What are the specifications of the HELI-COIL K327-8 insert?

The HELI-COIL K327-8 is a free-running tanged helical insert with a 1/2"-14 thread size, right-hand orientation, and ANPT thread form. It is made from 18-8 metal with a plain finish, offering a tensile strength of 200,000 to 250,000 psi. It comes in a 5-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 K327-8 5-pack or other thread repair inserts to your facility. Contact us for a quote and delivery timeline to your location.

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 a tang break-off tool to insert the coil. After installation, break off the tang with a punch. Always follow the manufacturer's instructions for proper thread repair.

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, #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, 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, 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, #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.
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