Russell Performance 640063 10AN 45 Degree Swivel Coupler Adapter Fitting Endura Finish

The Russell Performance 640063 is a -10 AN 45-degree swivel coupler adapter fitting with a durable Endura finish. Designed to connect AN hose ends and hardlines to nearly any fluid system, this fitting offers flexible routing in tight spaces thanks to its 45-degree angle and free-rotating swivel design.

Machined from lightweight 6061-T6 aluminum, this coupler is built to withstand the demands of high-performance fuel, oil, and brake line applications. The Endura finish provides a corrosion-resistant, natural aluminum appearance that holds up in harsh under-hood environments.

Key Features:

• Fitting Size: -10 AN (female both ends)
• Angle: 45 degrees
• Style: Swivel — allows free rotation for easy hose alignment
• Material: 6061-T6 aluminum construction
• Finish: Endura (natural/corrosion-resistant)
• Reusable design for long service life
• Universal application — compatible with Russell AN hose ends and hardlines

The Russell Performance 640063 swivel coupler is sold individually and is ideal for custom plumbing builds where precise hose routing and leak-free connections are essential.