Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S9408-16 found under Retainer Diaphragm by B E Aerospace Consumables Management. The National Stock Number assigned to this part is 1660002806094, and the Federal Supply Class is 1660 Aircraft Air Conditioning Heating And Pressurizing Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S9408-16.