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APPROVED VENDOR Helical Insert: Tanged Tang Style, Free-Running, M8-1.25 Thread Size, Plain - Free-Running Tanged Helical Inserts
APPROVED VENDORFree-Running Tanged Helical Inserts

APPROVED VENDOR Helical Insert: Tanged Tang Style, Free-Running, M8-1.25 Thread Size, Plain

The APPROVED VENDOR Helical Insert is a free-running tanged tang style insert with M8-1.25 coarse right-hand threads, made from 18-8 metal and rated to 200,000 psi. Supplied in a plain finish, 10-pack (MPN…

SKU 3G-OTH-599041

Brand
APPROVED VENDOR
Item
Helical Insert: Tanged Tang Style, Free-Running, M8-1.25 Thread Size, Plain
Category
Free-Running Tanged Helical Inserts
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
3520-8.00X1.5D
Type
Free-Running, M8-1.25 Thread Size, Plain, 10 PK
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APPROVED VENDOR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The APPROVED VENDOR Helical Insert is a free-running tanged tang style insert with M8-1.25 coarse right-hand threads, made from 18-8 metal and rated to 200,000 psi. Supplied in a plain finish, 10-pack (MPN 3520-8.00X1.5D), it provides a reliable thread repair or reinforcement solution for metric applications.

Frequently Asked Questions

What is an APPROVED VENDOR helical insert used for?

The APPROVED VENDOR helical insert repairs or reinforces stripped internal threads in metal components. Its free-running tanged tang design allows easy installation in metric M8-1.25 coarse applications, restoring thread strength to 200,000 psi. It is commonly used in automotive, machinery, and industrial equipment maintenance.

What are the specifications of the APPROVED VENDOR helical insert 3520-8.00X1.5D?

This helical insert has M8-1.25 coarse right-hand threads, is made from 18-8 metal, and rated to 200,000 psi. It comes in a plain finish, metric size, and is supplied as a 10-pack. The tang style is tanged for free-running installation, suitable for thread repair in metal substrates.

Where to buy APPROVED VENDOR helical inserts worldwide?

3G Electric supplies APPROVED VENDOR helical inserts worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to order the M8-1.25 10-pack (MPN 3520-8.00X1.5D) or other thread repair inserts for your application.

How to install a tanged helical insert?

To install a tanged helical insert, drill out the damaged thread to the specified tap drill size, tap the hole with the correct STI tap, then use a tang installation tool to wind the insert into the hole until it sits slightly below the surface. Break off the tang after installation for a free-running thread.

Used in

Common applications for APPROVED VENDOR
Laboratory sampling — APPROVED VENDOR clear wide mouth glass bottles for collecting and storing liquid samples in non-sterile environments.
Steam heating maintenance — APPROVED VENDOR forged brass radiator valves for regulating steam flow in commercial building heating systems.
High-pressure cleaning — APPROVED VENDOR turbo spray nozzles for pressure washers used in industrial equipment cleaning up to 6,000 psi.
Cleanroom operations — APPROVED VENDOR vinyl task chairs for seating in ISO 5 classified manufacturing or assembly areas.
General sealing — APPROVED VENDOR natural rubber stoppers for closing laboratory flasks or test tubes in educational or research settings.
Tamper-evident security — APPROVED VENDOR brass lead and wire seals for securing utility meters, cargo containers, or access panels.

APPROVED VENDOR Products

3G Electric supplies APPROVED VENDOR 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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APPROVED VENDOR Helical Insert: Tanged Tang Style, Free-Running, 5/8"-11 Thread Size, Plain, 5 PK (MPN 3532-5/8X1.0D). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 5/8"-11; attr798676: Metal; attr798705: Inch; attr798675: APPROVED VENDOR; attr798708: 200,000 psi; attr798713: Coarse.
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APPROVED VENDOR Helical Insert: Tanged Tang Style, Free-Running, M8-1.00 Thread Size, Plain, 10 PK (MPN 3521-8.00X2.0D). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M8-1.00; attr798676: Metal; attr798705: Metric; attr798675: APPROVED VENDOR; attr798708: 200,000 psi; attr798713: Fine.
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APPROVED VENDOR Helical Insert: Tanged Tang Style, Free-Running, M4-0.70 Thread Size, Plain, 10 PK (MPN 3520-4.00X2.0D). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M4-0.70; attr798676: Metal; attr798705: Metric; attr798675: APPROVED VENDOR; attr798708: 200,000 psi; attr798713: Coarse.
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APPROVED VENDOR Helical Insert: Tanged Tang Style, Free-Running, 1 1/4"-7 Thread Size, Plain, Plain (MPN 3532-1.1/4X1.5D). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: 1-1/8"-7; attr798676: Metal; attr798705: Inch; attr798675: APPROVED VENDOR; attr798708: 200,000 psi; attr798713: Coarse.
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APPROVED VENDOR Helical Insert: Tanged Tang Style, Free-Running, M3-0.50 Thread Size, Plain, 10 PK (MPN 3520-3.00X1.0D). Key specifications — attr798694: 18-8; attr798710: Right Hand; attr798707: M3-0.50; attr798676: Metal; attr798705: Metric; attr798675: APPROVED VENDOR; attr798708: 200,000 psi; attr798713: Coarse.
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