Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 428002PC1 found under Packing Preformed by Navair And Navsea Managed. The National Stock Number assigned to this part is 5330002973628, 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 428002PC1.