Gold Bar (Dead Money)

Gold bar is a miscellaneous item

Locations
The Courier can find 37 gold bars in the Sierra Madre vault, which is accessible only during the quest Heist of the Centuries. There are 36 gold bars on a table to the right as the player character opens the vault door together with some pre-War money and Sierra Madre chips, and the 37th is on the desk near the vault control terminal. They have a total value of 390,239 caps and a total weight of 1,295 pounds.

Buyers

 * Sink Central Intelligence Unit has a variable high amount, up to 24,000 caps.
 * Blake will sometimes spawn with 12,000 caps or more.
 * The hologram vendors in the Sierra Madre each have 2,500 units of pre-War money.
 * The Vendortron at the Gun Runners has around 8,000 caps.
 * The Quartermaster in the Brotherhood of Steel Bunker; Knight Torres often has 8,000 caps.
 * Daniel Contreras, the NCR supply merchant in Camp McCarran, also usually has 8,000 caps or more.
 * Arms Merchant, A supply merchant at the 188 Trading Post usually has around 8,000 caps or more.
 * Alexander, a Gun Runner merchant at the 188 Trading Post also has 8,000 caps or more.
 * Old Lady Gibson may have 8,000 or more caps later in the game.
 * The Commissary terminals in the Divide will have around 6,000 caps, and will replenish anytime their reserves drop below 200 caps after the player character exits the menu.
 * Calamity in the Jacobstown lodge usually has around 4,000 caps or more later in the game.