Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A055020801 03O OXY found under Actuator Hydraulic Pneumatic Lin by Zwick Energy Researach Organization. The National Stock Number assigned to this part is 4810013872877, and the Federal Supply Class is 4810 Valves Powered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A055020801 03O OXY.