Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 559998-487 found under Connector Plug Elec by Bae Systems Information And Electronic Systems Integration Inc Div Bae Systems. The National Stock Number assigned to this part is 5935009850617, and the Federal Supply Class is 5935 Connectors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 559998-487.