Russell aluminum adapter fitting for AN plumbing. Russell's adapter fittings connect AN hose ends and hardlines to a wide range of components, and are offered in many thread and port configurations for fuel, oil and related systems.
- Type: Fuel pump adapter fitting
- AN size: -6 AN
- Thread: 5/8in-18 inverted flare
- Application: Chevy fuel pump
- Finish: Endura
- Part number: 640381
FAQ
What does this fuel pump adapter fit?
It adapts a -6 AN line to a 5/8in-18 inverted flare Chevy fuel pump port.
What thread does it use?
The fuel pump side is a 5/8in-18 inverted flare thread.
What is the finish?
It has an Endura finish for corrosion resistance.

