Here is the HPS Hard Line AN Tube Nut (Open Ended Female) [Straight] [AN -12] (Aluminum, Black), listed with the specifications that actually decide whether it fits.
![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.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.
Part details
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $22.32 with free shipping over $99
- Availability: in stock, dispatched from the USA
Our fitment desk exists precisely for the listings where the specification is easy to misread.
See also: Hoses & Fittings · HPS AN Female Bulkhead Jam Nut AN Fitting [Straight] [-8] (Aluminum, Black) · HPS AN Female Bulkhead Jam Nut AN Fitting [Straight] [-6] (Aluminum, Black) · full catalog
Parcels leave our USA warehouse promptly and arrive protected, because packaging failures are returns waiting to happen.
Further reading from a neutral source: the fuel economy maintenance guidance.
Quick answers
How do I know this is the right part?
Our parts team confirms fitment before the box is sealed. Contact us with your vehicle details and we will settle it in advance.
What are the shipping times?
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?
Report any transit damage with a photo and we will send a replacement or refund you. We handle the carrier claim ourselves.
What quality checks does this get?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.
![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 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)
![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)
![HPS NPT Allen Plug Fitting [1/16 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN932_1-300x300.jpg)
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