803 Aux Fuel Line Fitting

[Triton]

Ok I have been searching for an hour and I can not find what size the fitting is for the auxiliary fuel connection on the 803. I believe I read is was an AN fitting but don't remember the size! Any help?
Thanks

 

[uniquify]

-5AN or 5/16 JIC

 

[Daybreak]

Howdy,
View attachment aux fuel line specs1.pdf