Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 515-3102-050 found under Adapter Connector by Ef Johnson Company. The National Stock Number assigned to this part is 5935015631561, 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 515-3102-050.