The HPS AN Male to NPT Adapter Fitting [Straight] [-4 to 3/8 NPT] (Aluminum, Black) is available now, with fitment data on the page and a team behind it.
![HPS AN Male to NPT Adapter Fitting [Straight] [-4 to 3/8 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_7b9e6930-9891-4699-b265-e5630115ab9c-2.jpg)
Clamp choice matters: constant tension or lined clamps protect the hose surface over heat cycles. Route clear of heat sources and moving components.
Shops order the hps an male to npt adapter fitting from us in volume because the data on the page is accurate.
If your build is unusual, tell us and we will confirm the hps an male to npt adapter fitting against it.
The hps an male to npt adapter fitting ships protected, because a damaged part helps nobody.
Key details
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $16.16 with free shipping over $99
- Availability: in stock, dispatched from the USA
Every order gets a fitment review before dispatch, and anything doubtful gets a message rather than a shipment.
Explore more: Hoses & Fittings · HPS AN Female Bulkhead Jam Nut AN Fitting [Straight] [-2] (Aluminum, Black) · HPS AN Female Bulkhead Jam Nut AN Fitting [Straight] [-12] (Aluminum, Black) · full catalog
Stock levels shown here are live, so what you order is what is on the shelf ready to travel.
Further reading from a neutral source: the Car Care Council maintenance tips.
Quick answers
Can you check fitment before I order?
Share your vehicle details with our team and we cross reference this listing before dispatch. Anything doubtful gets a message from us rather than a shipment.
What are the shipping times?
Most orders dispatch within one business day. You receive tracking by email the moment the parcel is handed to the carrier.
What happens if it arrives damaged?
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 verify this part?
We verify diameter and reinforcement specification on every hose order.
![HPS NPT Hex Plug Fitting [1/8 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN933_1-300x300.jpg)
![HPS AN Male to Metric Adapter Fitting [Straight] [-6 to M22 x 1.5] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_84a0bab4-582d-4dc1-a176-6237879f811f-300x300.jpg)
![HPS AN Male to NPT Adapter Fitting [Straight] [-8 to 3/8 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_a94183bf-0c19-4e60-a94a-8eee322012ab-300x300.jpg)
![HPS NPT Allen Plug Fitting [1/2 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN932_1_905b27b0-3c7d-4fa0-ad9c-55f954a9d8c0-300x300.jpg)
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