Here is the HPS AN Male to NPT Adapter Fitting [45 Degree] [-10 to 3/8 NPT] (Aluminum, Black), listed with the specifications that actually decide whether it fits.
![HPS AN Male to NPT Adapter Fitting [45 Degree] [-10 to 3/8 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN823_1_1102017c-b006-4eb3-bdd6-869e4b903a36.jpg)
Inner diameter must match the fitting exactly, since eyeballing sizes is how leaks begin. Keep petroleum away from standard silicone unless the hose is lined for it.
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.
Quick specs
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $29.38 with free shipping over $99
- Availability: in stock, dispatched from the USA
Our fitment desk exists precisely for the listings where the specification is easy to misread.
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
We pack for the worst day the carrier can have, which keeps our damage rate low.
Independent information on this topic lives at the Car Care Council maintenance tips.
Common questions
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.
How fast does this ship?
Most orders dispatch within one business day. You receive tracking by email the moment the parcel is handed to the carrier.
Can I return this part?
Contact support before removing or returning anything, so the right process starts on the first message and nothing is voided by accident.
What quality checks does this get?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.
![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 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)
![HPS AN Female Flare Cap Fitting [Straight] [AN -16] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN929_1_c735b1de-9c47-4378-8770-106277ec99ca-300x300.jpg)
![HPS NPT Hex Plug Fitting [1/8 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN933_1-300x300.jpg)
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