This page lists the HPS NPT Female to Female Adapter Fitting [Straight] [3/8 NPT] (Aluminum, Black), including what it fits and what we check before dispatch.
![HPS NPT Female to Female Adapter Fitting [Straight] [3/8 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN910_1_2b2b692c-f1b6-4754-a53a-98e5ae0eaf7a-2.jpg)
Hoses and fittings work under pressure and heat, where material choice decides service life. Measure inner diameter at the fitting rather than estimating by eye.
The hps npt female to female adapter ships protected, because a damaged part helps nobody.
Drivers choose the hps npt female to female adapter here for honest specification detail and quick dispatch.
Buyers comparing the hps npt female to female adapter will find the specification detail on this page rather than in a catalog footnote.
Specifications
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $18.64 with free shipping over $99
- Availability: in stock, dispatched from the USA
Unsure about the specification? Our desk cross references against manufacturer data at no cost.
Related listings: Hoses & Fittings · HPS AN Male to Male Union Adapter AN Fitting [Straight] [-6] (Aluminum, Black) · HPS AN Male to Male Union Adapter AN Fitting [Straight] [-4] (Aluminum, Black) · full catalog
Heavy items are double boxed or palletized, because transit damage helps nobody.
Background reading that is not trying to sell you anything: the fuel economy maintenance guidance.
Buyer questions
What do you need to verify fitment?
Send your VIN or your year, make and model and our fitment desk confirms the part against manufacturer data before it ships. The check is free and usually answered the same business day.
How long does delivery take?
Same business day dispatch applies to orders placed before the early afternoon cutoff, with tracking that updates at every carrier scan.
Is there a warranty on this?
A straightforward returns window applies from delivery. Keep the original packaging until you have test fitted the part and contact support for a fast exchange or refund.
How do you protect it in transit?
We verify diameter and reinforcement specification on every hose order.
![HPS NPT Allen Plug Fitting [3/8 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN932_1_6be249de-b49f-4373-8667-06e8edb296af-300x300.jpg)
![HPS AN Male to NPT Adapter Fitting [Straight] [-8 to 1/4 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_8fbe7cf9-52b7-41cb-9b7c-e7396fcd09ae-300x300.jpg)
![HPS AN 3-Way Tee Adapter (Tee with female on run) Fitting [Tee] [AN -8] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN9261_1_be005c51-8bd2-46a9-92b6-7e329201ec21-300x300.jpg)
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