Type X

Type X may refer to:


 * Typex, or Type X, British cipher machines used from 1937
 * Taito Type X, an arcade system board
 * Type X submarine, a special type of German U-boat
 * Grahame-White Type X, a 1910s British passenger-carrying biplane
 * Type X, a category of fire-resistant drywall
 * Type-X (unmanned ground vehicle), a robotic combat vehicle by Milrem Robotics