Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KA6-NS4KB-X454 found under Parts Kit Centrifugal Pump by Clevepak Corp. The National Stock Number assigned to this part is 4320013188480, and the Federal Supply Class is 4320 Power And Hand Pumps. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like KA6-NS4KB-X454.