Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SE021C PIECE 43 found under Cylinder Block Unit Hydraulic Mo by Sai Hydraulics Inc. The National Stock Number assigned to this part is 4320014284354, 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 SE021C PIECE 43.