AN Union fitting for fuel systems. Qualitec offers a wide range of AN fittings for both oil and fuel hoses etc. We typically have them in stock and can ship within 24 hours of ordering. To connect hoses you can use a Union fitting with male/male, male/female, or female/female. There are plenty of options for how you can design your system, we also have Y and T-pieces, if you need to convert 2 to 1 or 1 to 2.
If you're unable to find the fitting you need or help with assembly feel free to contact us.