Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 023-4004 found under Memory Portable Solid State by Smiths Detection Inc. The National Stock Number assigned to this part is 7050016023339, and the Federal Supply Class is 7050 Adp Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 023-4004.