Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D2359 found under Pump Unit Centrifugal by Economy Tool And Mfg Co. The National Stock Number assigned to this part is 4320002674422, 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 D2359.