What? None of the regulars have answered this yet? Easy one.
You can click on the above direct link to the PDF or you can google "DA Pam 600-3" if you don't trust me...then click on the same link via google.
Start reading or perusing at paragraph 10-5d, Aviation Branch Active Army warrant officer
It is relatively short. For the graphic that probably answers it easiest, go down 2 pages to "Figure 10-9" and enjoy the visual.
You are looking the figure titled "152-155 AWO Career Path".
5 year mark is the "primary" or first look for most ranks. Above zone is after.
Edited by METT-TC, 15 June 2017 - 22:18.