Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D890223 found under Stem Fluid Valve by Flomega Industries Inc. The National Stock Number assigned to this part is 4820013773870, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like D890223.