U.S., Revolutionary War Rolls, 1775-1783
Name: William Jett
Gender: Male
Military Date: 2 Sep 1775-1783
Military Place: Virginia, USA
State or Army Served: Virginia
Regiment: 8th Regiment (Don't know if this is your William Jett)
BUT a William Jett was alive , Fauquier County , and that he was still living there as of April 1834, the date of his military pension application.
You are going to need more information in order to connect. .