Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D-220490 found under Processor Verification by Computer Sciences Raytheon. The National Stock Number assigned to this part is 7010014371435, and the Federal Supply Class is 7010 Adpe System Configuration. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like D-220490.