Looking for the HPS AN Male to NPT Adapter Fitting [45 Degree] [-4 to 1/8 NPT] (Aluminum, Black)? It is on the shelf here, checked and ready to ship.
![HPS AN Male to NPT Adapter Fitting [45 Degree] [-4 to 1/8 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN823_1_e852d47b-71a1-4567-898f-19ad8cdc4227-1.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.
Buyers comparing the hps an male to npt adapter fitting will find the specification detail on this page rather than in a catalog footnote.
The hps an male to npt adapter fitting listed here is checked against your vehicle before dispatch.
Every hps an male to npt adapter fitting order goes through the same fitment review.
The important numbers
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $20.63 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.
See also: Hoses & Fittings · HPS AN Male to Male Union Adapter AN Fitting [Straight] [-8] (Aluminum, Black) · HPS AN Male to Male Union Adapter AN Fitting [Straight] [-6] (Aluminum, Black) · full catalog
Fast dispatch matters when a vehicle is off the road, which is why we prioritize same day picking.
Further reading from a neutral source: the fuel economy maintenance guidance.
Before you order
Is fitment guaranteed on this listing?
Our parts team confirms fitment before the box is sealed. Contact us with your vehicle details and we will settle it in advance.
Do you ship the same day?
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?
If the part does not fit, message our support desk with the order number and we will arrange an exchange or refund. Keep the packaging until the test fit is done.
How do you verify this part?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.
![HPS NPT Allen Plug Fitting [1/4 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN932_1_fb2df01f-9eb8-4975-89d8-8afd92a49ee4-300x300.jpg)
![HPS Push-on Hose End to AN Female Fitting [120 Degree] [-12] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/150-120_1_635e984b-3fc3-4cc7-aaac-b24669ef133f-300x300.jpg)
![HPS Push-on Hose End to AN Female Fitting [120 Degree] [-8] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/150-120_1_b7ae2165-4f89-472c-a9fc-72ba3e09b875-300x300.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)
Reviews
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