Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 01-435-0398-4 ITEM 0033 found under Clutch Positive Non by Flowserve Corporation. The National Stock Number assigned to this part is 3010013305009, and the Federal Supply Class is 3010 Torque Converters And Speed Changers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 01-435-0398-4 ITEM 0033.