[Panthro1978]

U-5 is one of the missiles that comes with M.A.S.K. vehicle Vampire.
U-7 looks like the windscreen element from M.A.S.K. vehicle Gator.

AA-12 is the original He-Man figure's axe.

BB-9 looks like the pistol that the original ESB Han Solo (Bespin Outfit) and ESB AT-AT Commander figures came with.
BB-10 is the mailaway Emperor Palpatine's walking stick.

CC-1 is part of the Centurions Hacker figure's right arm assembly.
CC-6 is ROTJ Logray's staff.
CC-7 is simply a couple of Lego Technic parts.

W4 is the Scorponok that comes with TF2007 Voyager Blackout.
DD-7 is Transformers: Revenge of the Fallen Legends Jetfire.