Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number EK101 found under Polarizing Key Elec by L 3 Communications Electron. The National Stock Number assigned to this part is 5935010152148, 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 EK101.