Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number X3HA3BX2-338USN found under Impeller Pump Centrifugal by Curtiss Wright Corp. The National Stock Number assigned to this part is 4320001248426, 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 X3HA3BX2-338USN.