Shopping the HPS NPT Hex Plug Fitting [1/2 NPT] (Aluminum, Black)? Everything you need to choose correctly is on this page.
![HPS NPT Hex Plug Fitting [1/2 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN933_1_588a47de-a7f2-4843-9196-2f8e1b774a95.jpg)
Hoses and fittings work under pressure and heat, where material choice decides service life. Re check clamp torque after the first few heat cycles.
Buyers comparing the hps npt hex plug fitting will find the specification detail on this page rather than in a catalog footnote.
The hps npt hex plug fitting listed here is checked against your vehicle before dispatch.
Every hps npt hex plug fitting order goes through the same fitment review.
Specifications
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $18.17 with free shipping over $99
- Availability: in stock, dispatched from the USA
If the application text leaves any doubt, message us with the VIN and we will rule on fitment before the box is sealed.
See also: Hoses & Fittings · HPS AN Male to Male Union Adapter AN Fitting [Straight] [-6] (Aluminum, Black) · HPS AN Male to Male Union Adapter AN Fitting [Straight] [-4] (Aluminum, Black) · full catalog
We pack for the worst day the carrier can have, which keeps our damage rate low.
For neutral background on this kind of maintenance, see the Car Care Council maintenance tips.
Quick answers
Is fitment guaranteed on this listing?
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.
Do you ship the same day?
Dispatch is normally the same or next business day, and heavy items travel on freight with a booked delivery window.
What if it does not fit?
Returns are handled in one reply for most cases. Keep your order confirmation, since it is the only proof of purchase we need.
Is this checked before shipping?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.
![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 AN Male to NPT Adapter Fitting [Straight] [-8 to 1/4 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_8fbe7cf9-52b7-41cb-9b7c-e7396fcd09ae-300x300.jpg)
![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)
Reviews
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