Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MODEL 2.5BSD-10CN found under Dampener Fluid Pressure by Young Engineering And Manufacturing. The National Stock Number assigned to this part is 4930016187471, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MODEL 2.5BSD-10CN.