This listing covers the HPS AN Male to NPT Adapter Fitting [45 Degree] [-8 to 3/8 NPT] (Aluminum, Black), one of the parts our fitment desk checks most often.
![HPS AN Male to NPT Adapter Fitting [45 Degree] [-8 to 3/8 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN823_1_e0245dad-af0e-450a-bb38-6181a1b464cd.jpg)
Inner diameter must match the fitting exactly, since eyeballing sizes is how leaks begin. Measure inner diameter at the fitting rather than estimating by eye.
Every hps an male to npt adapter fitting order goes through the same fitment review.
Ordering the hps an male to npt adapter fitting takes a minute and the confirmation reaches you straight away.
Our team knows the hps an male to npt adapter fitting well, so ask if anything about the specification is unclear.
Quick specs
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $21.68 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.
Related listings: Hoses & Fittings · HPS AN Male to Male Union Adapter AN Fitting [Straight] [-4] (Aluminum, Black) · HPS AN Male to Male Union Adapter AN Fitting [Straight] [-2] (Aluminum, Black) · full catalog
Finished surfaces are wrapped and hardware is bagged, so the part arrives ready to install.
General guidance on this system is published in the fuel economy maintenance guidance.
Common questions
Can you check fitment before I order?
The application text on this page lists what the part serves. If your vehicle is not clearly covered, send the VIN and we will rule on it before you pay.
How quickly can I get this?
Dispatch is normally the same or next business day, and heavy items travel on freight with a booked delivery window.
What happens if it arrives damaged?
Report any transit damage with a photo and we will send a replacement or refund you. We handle the carrier claim ourselves.
Is the part inspected before dispatch?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.
![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 AN Male to Metric Adapter Fitting [Straight] [-6 to M18 x 1.5] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_f414e18f-37ad-4910-8abb-c7f9ac2080bf-300x300.jpg)
![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 NPT Adapter Fitting [Straight] [-8 to 1/2 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_b76d947d-1e43-4e38-b986-a8f6682cdca6-300x300.jpg)
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