Russell Performance 661443 3/8 in. NPT Female Pipe Coupler Adapter Fitting

The Russell Performance 661443 is a 3/8 in. NPT Female Pipe Coupler adapter fitting designed to connect AN hose ends and hardlines to a wide variety of performance plumbing systems. Precision machined from lightweight 6061-T6 aluminum, this straight coupler delivers reliable, leak-free connections in fuel, oil, coolant, and brake line applications.

Key Features:

• Thread Size: 3/8 in. NPT Female, straight configuration
• Material: Lightweight 6061-T6 aluminum construction for strength without added weight
• Finish: Blue anodized for corrosion resistance and a clean, show-quality appearance
• Reusable: Precision-machined threads ensure accurate, repeatable engagement
• Universal Fit: Compatible with most oil pumps, fuel pumps, fuel filters, and other common performance components
• Style: Straight, female pipe coupler (NPT thread)

Russell Performance has been a leader in advanced fluid transfer systems for decades, offering a comprehensive range of adapter fittings in standard, metric, and pipe thread configurations. The 661443 pipe coupler is a versatile addition to any performance plumbing build, providing a secure, professional-grade connection wherever 3/8 in. NPT porting is required.