What is this adapter used for?

This adapter is commonly used in fuel system applications. It allows you to connect a -6 AN hose to a fitting that uses a 5/8"-18 female inverted flare connection.

What materials is this adapter made from?

The adapter is constructed from 6061 aluminum and features a black anodized finish for corrosion resistance.

Does this adapter come with any seals or O-rings?

This product is an adapter fitting only. Seals or O-rings are not typically included and should be sourced separately if required by your specific application.

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Specifications

Brand: Vibrant
Part #: 16523
UPC: 690092183899

Vibrant Male AN to Female Inverted Flare Adapter AN -6 Inverted Flare 5/8in -18

Name: Vibrant Male AN to Female Inverted Flare Adapter AN -6 Inverted Flare 5/8in -18
Brand: Vibrant
SKU: vibrant-vibrant-male-an-to-female-inverted-flare-adapter-an-6-inverted-flare-5-8-t14-514187
Price: 13.99 USD
Availability: BackOrder

$13.99

On Backorder — Expected to ship by Jun 21, 2026

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

This Vibrant adapter connects a -6 AN hose to a 5/8"-18 inverted flare fitting, commonly used in fuel systems.

Key Features

This product is a Male AN to Female Inverted Flare Adapter.
It features a -6 AN size connection.
The inverted flare size is 5/8"-18.
Constructed from 6061 aluminum.
Finished with a black anodized coating.

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About this part

Product Details

This Vibrant Performance adapter gives you a -6 Male AN connection on one side and a 5/8"-18 Female Inverted Flare connection on the other. It's made from 6061 aluminum and has a black anodized finish, making it a solid choice for fuel system setups where you need to adapt AN hoses to an existing inverted flare fitting.

Fittings like these are really handy when you're building or modifying fuel lines. The aluminum construction means it's lightweight, and the anodized finish helps resist corrosion. It's a straightforward piece designed to make connecting different types of fittings easier in your build.