PartSmith Co. keeps the HPS AN Male to NPT Adapter Fitting [Straight] [-6 to 3/8 NPT] (Aluminum, Black) in stock so your repair is not waiting on a supplier.
![HPS AN Male to NPT Adapter Fitting [Straight] [-6 to 3/8 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_cabe0165-531f-4074-8303-f31de0c104ba-1.jpg)
Clamp choice matters: constant tension or lined clamps protect the hose surface over heat cycles. Use constant tension or lined clamps so the hose surface survives heat cycles.
The hps an male to npt adapter fitting ships protected, because a damaged part helps nobody.
Drivers choose the hps an male to npt adapter fitting here for honest specification detail and quick dispatch.
Buyers comparing the hps an male to npt adapter fitting will find the specification detail on this page rather than in a catalog footnote.
Quick specs
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $16.17 with free shipping over $99
- Availability: in stock, dispatched from the USA
Ask before you order and the only surprise on installation day is how smoothly it goes.
Related parts: Hoses & Fittings · HPS AN Female Bulkhead Jam Nut AN Fitting [Straight] [-10] (Aluminum, Black) · HPS AN Male to Male Union Adapter AN Fitting [Straight] [-8] (Aluminum, Black) · full catalog
Stock levels shown here are live, so what you order is what is on the shelf ready to travel.
For neutral background on this kind of maintenance, see the Car Care Council maintenance tips.
Questions we get about this part
What do you need to verify fitment?
We verify every doubtful order by hand. Give us the year, make, model and engine option and we will confirm compatibility in one reply.
When will my order dispatch?
Orders placed before early afternoon on a business day usually leave our USA warehouse the same day, and tracking is emailed when the label is created.
How do returns work here?
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.
What happens before my order ships?
We verify diameter and reinforcement specification on every hose order.

![HPS AN Male to Metric Adapter Fitting [Straight] [-6 to M14 x 1.5] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_ef8cf05a-8f9b-4a44-938e-d86cae0e4307-300x300.jpg)

![HPS NPT Allen Plug Fitting [1/16 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN932_1-300x300.jpg)
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