The Russell -4 AN flare cap seals off a -4 AN male port that is not in use. It threads onto the AN male fitting and seals against the 37-degree flare. Machined from aluminum with a blue anodized finish.
- Type: flare cap adapter fitting
- Size: -4 AN
- Seal: AN 37-degree flare
- Material: aluminum
- Finish: blue anodized
- Part number: 661950
FAQ
What does it do?
It caps off an unused -4 AN male port.
How does it seal?
Against the AN 37-degree flare of the male fitting.
What is it made of?
Aluminum with a blue anodized finish.

