Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TAP 22 90 ITEM 9 found under Plate Pressure Rotary Pump by Sauer Sundstrand. The National Stock Number assigned to this part is 4320014319097, 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 TAP 22 90 ITEM 9.