Moroso brass fuel hose fitting 3/8 in NPT male to 1/2 in hose barb 65390

Fuel system reliability depends on solid connections—and that's where a quality adapter fitting becomes critical. The Moroso 65390 delivers a leak-resistant, corrosion-resistant brass fitting that bridges 3/8-inch NPT male threads to 1/2-inch hose barbs with zero compromise. Whether you're plumbing an electric fuel pump or regulator setup, this straightforward adapter eliminates guesswork and ensures your fuel delivery stays pressurized and sealed.

Brass construction resists both fuel degradation and oxidation over time, while the straight design lets you route lines efficiently even in cramped engine bays. These are the kind of fittings that stay tight year after year, which matters when fuel system integrity directly impacts performance and safety.

• Material: Brass
• Thread: 3/8-inch NPT male
• Hose barb: 1/2-inch
• Design: Straight adapter
• Quantity: Two per package
• Application: Fuel pumps, regulators, fuel lines
• Installation: Bolt-on (threaded connection)
• Corrosion resistant: Yes
• Leak-resistant seal: Yes