Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 121 0178 002 found under Connector Receptacle Electrical by Shugart Corp. The National Stock Number assigned to this part is 5935012672216, 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 121 0178 002.