Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 659 12147 501 found under Adapter Connector by Boeing Aircraft. The National Stock Number assigned to this part is 5935013984753, 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 659 12147 501.