Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FTX-8223A21 found under Valve Solenoid Assembly by Automatic Switch Company. The National Stock Number assigned to this part is 4130003275095, and the Federal Supply Class is 4130 Refrigeration And Air Conditioning Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like FTX-8223A21.