How To Determine AN Plumbing Sizes

Plumbing AN Dash Size / Fractional Equivalent Guide

SAE 37° Fractional SAE 37° Fractional SAE 37° Fractional Dash Size Equivalent

AN Fittings Actual Thread Sizes

 AN Fitting Sizes:

                  -02 .............1/8"                    

-03 .............3/16"

-04 .............1/4"

-05 .............5/16"

-06 ............ 3/8"

-08 ............ 1/2"

-10 ............ 5/8"

-12 ............ 3/4"

-14 ............ 7/8"

-16 ............ 1"

- 20 .........1-1/4"

-24 ......... 1-1/2"

-32 ............ 2"