Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 08554C00 found under Ring Piston by Kaydon Ring And Seal Inc. The National Stock Number assigned to this part is 2825005285804, and the Federal Supply Class is 2825 Steam Turbines And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 08554C00.