Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number WAVESURFER 64XS-A found under Oscilloscope by Lecroy Corp. The National Stock Number assigned to this part is 6625015883611, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like WAVESURFER 64XS-A.