Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 66B0698-1 found under Gasket by Phaostron Instrument And Electronic. The National Stock Number assigned to this part is 5330004078315, 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 66B0698-1.