Hey,

I am not aware of the models having any animations. Here are the links to there pages though that might help I think....

http://www.sharecg.com/v/6503/3d-model/free-breakable-grate

http://www.sharecg.com/v/6499/3d-model/free-breakable-gas-cylinder

http://www.sharecg.com/v/4526/3d-model/breakable-pallet

To be honest I found that second one spur of the moment haha. Thanks for helping me out!