Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 404384 found under Disk Valve by Honeywell Aerospace. The National Stock Number assigned to this part is 1650004861449, and the Federal Supply Class is 1650 Aircraft Hydraulic Vacuum And De-Icing System Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 404384.