Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 527 RADAR SIGNALSIMULATOR found under Simulator Radar Tes by Aai Corporation. The National Stock Number assigned to this part is 6940015245640, 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 527 RADAR SIGNALSIMULATOR.