Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number Y669808 PC73 found under Gasket by Alfred Conhagen Inc. The National Stock Number assigned to this part is 5330011333710, and the Federal Supply Class is 5330 Packing And Gasket Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like Y669808 PC73.