Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NI PXI 2564 found under Switch Electronic by National Instruments Corporation. The National Stock Number assigned to this part is 5930016581345, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like NI PXI 2564.