Parker & Brett, assignments end: Nonnabo.. 2017-08-31 06:51:49 PM CDT2020-12-19 07:49:50 PM CST September 1, 2120: Parker and Brett end their time on the Nonnabo. USCSS Nonnabo. Refer to the TDAN calendar page. Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to email this to a friend (Opens in new window)Like this:Like Loading... Related