To add them to your inventory, open the command console ( ~) and type player.additem followed by the item code, the quantity you want, and the condition you want it in. These are the known codes for the various weapons that can be found and equipped in Fallout 3. This author has not credited anyone else in this file.
Player.additem 00020420 1 100 ARMOR ITEM CODES 00060C72 (Outcast) The T-45d power armor is a piece of armor in Fallout 3.