The item consists of AMS 3348 silicone rubber, with specific dimensions: overall length is 10.75 inches, overall height is 0.63 inches, and thickness is 0.06 inches. The main stem's length is 0.25 inches high, while the remaining 0.38 inches in height are located at each end of the tangs. Each tang measures 0.63 inches high and has a width of 0.31 inches, with a radius of 0.12 inches on the inside bottom. This item is used for a bulk duct assembly.