Bulkhead -6an w5/16in Nipple

The Bulkhead -6AN with 5/16 inch Nipple by ATL Fuel Cells is a precision-engineered fuel system component designed for serious performance builders and race fuel cell installations. This adapter serves as a critical interface point in custom fuel delivery systems, allowing you to transition between different line sizes and connection types without compromising flow integrity or system pressure rating. Whether you're building a dedicated race car fuel system or upgrading a fuel cell setup, this bulkhead fitting provides the reliability and compatibility that professional shops and experienced mechanics demand.

This bulkhead adapter features a -6AN (AN6) connection on one end, which corresponds to 3/8-inch inner diameter tubing and is suitable for high-pressure fuel delivery applications. The 5/16-inch nipple on the opposite end provides a secondary connection point for return lines, breather lines, or auxiliary fuel system plumbing. ATL Fuel Cells manufactures this fitting to OEM aerospace and motorsports standards, ensuring that the material composition, thread pitch, and seal surfaces meet stringent pressure and compatibility requirements.

This component is ideal for builders looking to optimize space in tight engine bay installations while maintaining functionality and aesthetics. Its compact design and lightweight construction make it a preferred choice for both professional and amateur mechanics. With this bulkhead fitting, you can ensure a reliable and efficient fuel delivery system for your performance vehicle.