Shopping the HPS Hard Line AN Tube Nut (Open Ended Female) [Straight] [AN -12] (Aluminum, Black)? Everything you need to choose correctly is on this page.
![HPS Hard Line AN Tube Nut (Open Ended Female) [Straight] [AN -12] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN818_1_d025bc0e-e2e2-425c-b2b1-1d8c87d6c201-2.jpg)
Petroleum contact requires the correct lining, so fuel and oil routing needs the right specification. Use constant tension or lined clamps so the hose surface survives heat cycles.
If your build is unusual, tell us and we will confirm the hps hard line an tube nut against it.
The hps hard line an tube nut ships protected, because a damaged part helps nobody.
Drivers choose the hps hard line an tube nut here for honest specification detail and quick dispatch.
The important numbers
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $22.32 with free shipping over $99
- Availability: in stock, dispatched from the USA
When two options look similar, our parts team will tell you which one your vehicle actually takes.
Related listings: Hoses & Fittings · HPS AN Male to Male Union Adapter AN Fitting [Straight] [-4] (Aluminum, Black) · HPS AN Male to Male Union Adapter AN Fitting [Straight] [-2] (Aluminum, Black) · full catalog
Your order is picked, inspected and packed by a person, then handed to the carrier with tracking the same day.
A neutral reference for this work is the fuel economy maintenance guidance.
Quick answers
What do you need to verify fitment?
Trim level, engine option and drive type decide most fitment questions. Send those three details or the VIN and we will check them for you.
When will my order dispatch?
We ship from a USA warehouse with quick dispatch, and delivery estimates appear at checkout once you enter your address.
What happens if it arrives damaged?
Contact support before removing or returning anything, so the right process starts on the first message and nothing is voided by accident.
How do you protect it in transit?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.
![HPS AN Male to Metric Adapter Fitting [Straight] [-8 to M14 x 1.25] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_2d43096e-0176-48a6-aafa-d4ad5b2e739f-300x300.jpg)
![HPS NPT Allen Plug Fitting [1/16 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN932_1-300x300.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 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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