The Vibrant Performance straight adapter fitting converts 3/8 in. NPT male threads to a 5/16 in. hose barb in black-anodized 6061 aluminum. Lightweight and corrosion-resistant, these adapters are intended for use with common oil and fuel system components and include a one-year limited warranty. They provide an anodized finish, reliable sealing and simple hose attachment for plumbing installations.
Vibrant 3/8in NPT 5/16in Barb Male NPT to Hose Barb Straight Adapter Fitting