Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number N204642-1 found under Packing Special by Ontic Limited. The National Stock Number assigned to this part is 5330004921009, 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 N204642-1.