Description: Item description and function: 32.0000 inches long X 32.0000 inches wide X 2.5000 inches high and weighing 8.0000 lbs., made of AMS 5707 Nickle Alloy, this Air Seal Holds the 4th Blade Outer Air Seals (BOAS) in place which allows the 4th Stg Turb Blades to BOAS air seal.