PartSmith Co. supplies the HPS NPT Male to Male Union Adapter Fitting [Straight] [3/8 NPT] (Aluminum, Black) to drivers, shops and fleets across the USA.
![HPS NPT Male to Male Union Adapter Fitting [Straight] [3/8 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN911_1_77b0bbfb-6e70-4c99-8f3f-b382aef10f84-1.jpg)
Clamp choice matters: constant tension or lined clamps protect the hose surface over heat cycles. Measure inner diameter at the fitting rather than estimating by eye.
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.
Part details
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $22.10 with free shipping over $99
- Availability: in stock, dispatched from the USA
Our team checks doubtful orders by hand, so share your vehicle details and we will verify this listing against manufacturer data.
Browse nearby: 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
Our warehouse team packs the way they would want their own parts to arrive.
When you want a second opinion that is not a parts store, read the fuel economy maintenance guidance.
Questions we get about this part
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 long does delivery take?
We ship from a USA warehouse with quick dispatch, and delivery estimates appear at checkout once you enter your address.
What if it does not fit?
A straightforward returns window applies from delivery. Keep the original packaging until you have test fitted the part and contact support for a fast exchange or refund.
Is the part inspected before dispatch?
We verify diameter and reinforcement specification on every hose order.
![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 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 AN Male to Metric Adapter Fitting [Straight] [-6 to M22 x 1.5] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_84a0bab4-582d-4dc1-a176-6237879f811f-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)
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