Need the HPS NPT Male to Male Union Adapter Fitting [Straight] [1/4 NPT] (Aluminum, Black)? We hold inventory, check every order and dispatch the same business day.
![HPS NPT Male to Male Union Adapter Fitting [Straight] [1/4 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN911_1_c9dff629-12c5-4702-97ee-395bb8ae38b3.jpg)
Silicone tolerates far more heat than standard rubber and stays flexible for many years. Keep petroleum away from standard silicone unless the hose is lined for it.
The hps npt male to male union adapter ships protected, because a damaged part helps nobody.
Drivers choose the hps npt male to male union adapter here for honest specification detail and quick dispatch.
Buyers comparing the hps npt male to male union adapter will find the specification detail on this page rather than in a catalog footnote.
Details that matter
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $20.61 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.
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We pack for the worst day the carrier can have, which keeps our damage rate low.
Background reading that is not trying to sell you anything: the fuel economy maintenance guidance.
Common questions
How do I know this is the right part?
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?
Orders placed before early afternoon on a business day usually leave our USA warehouse the same day, and tracking is emailed when the label is created.
What is the return policy?
Returns are handled in one reply for most cases. Keep your order confirmation, since it is the only proof of purchase we need.
Is the part inspected before dispatch?
We verify diameter and reinforcement specification on every hose order.
![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)
![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 M16 x 1.5] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_b0b8871f-2b21-4f3d-9270-e611d31355a7-300x300.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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