Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DZ21016 found under by Kaco Gmbh And Co Kg Dichtungswerke. The National Stock Number assigned to this part is 5330121692081, 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 DZ21016.