Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C00-1023 POS20 found under Seal Plain by Ulstein Danmark A S. The National Stock Number assigned to this part is 5330222692545, 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 C00-1023 POS20.