What you want may not exist as a true AN fitting.
However, the race car folks use AN-compatible type fittings that might make up the combination of ends that you need.
One company, with pictures, is here....
http://www.pegasusautoracing.com/adv...ryID=PLUMADAPT
One example is here, and is useful for connecting VDO-type engine sensors to flex hose...
"These steel adapters have female NPT threads in one end and a male AN fitting on the other."
This would take two AN fittings to perform...
gil A