Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FX78-50NFB found under Connector Receptacle Electrical by Radio Frequency Systems. The National Stock Number assigned to this part is 5935000785940, 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 FX78-50NFB.