Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PI606K found under Seal Plain Encased by Ilsco Corp. The National Stock Number assigned to this part is 5330006412222, 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 PI606K.