2540-01-508-4832 Engine Hatch Insulation Panel. General Dynamics p/n 00004A2164-1, fits General Dynamics LAV. (Light Armored Vehicle) Approximately 5/8″ thick foam with white fabric/rubberizing coating on edges and one side. Package is 39″ x 29″ x 2″, dimensional freight charges apply. Actual weight is 7 lbs, billeable shipping weight is 17 lbs. due to size. Would make great sound deadening material for many applications, whether muscle car, boat, aviation, or competition car. Original Invoice is $198.72. 15058 L5B9