Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 52-84-0500 found under Suction Element by Flowserve Corporation. The National Stock Number assigned to this part is 4320010034411, 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 52-84-0500.