Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SAC289 found under Vacuum Pump Unit Rotary by New Sd Inc. The National Stock Number assigned to this part is 4310001405437, and the Federal Supply Class is 4310 Compressors And Vacuum Pumps. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SAC289.