Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number QSA-2TC found under Valve Solenoid by Cooper Industries Inc. The National Stock Number assigned to this part is 4810010678276, 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 QSA-2TC.