3/8 ID Hose Barb X 1/8 Male NPT Brass Fuel Line Fitting - 12 Volt

3/16 HOSE BARB ELBOW X 1/8 MALE NPT Brass Pipe Fitting Thread Gas Fuel Water Air

3/8 ID Hose Barb X 1/8 Male NPT Brass Fuel Line Fitting - 12 Volt Fuel Valves

90 Deg 1/8 NPT x 5/16 Hose Barb Fitting - Brass — Throttle Addiction

Prism Supply Petcock - 90° 3/8 NPT

Vacuum Block Fittings

LTWFITTING 3/8 in. ID Hose Barb x 1/8 in. MIP Lead Free Brass Adapter Fitting (5-Pack) HFLF39186205 - The Home Depot

6 mm (1/4'') & R1/4'' Brass Hose Barb Male NBR Rotatable

Marine and Boat FUEL ACCESSORIES in USA

Parker 62PLP-2 Union