Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PSSSN21C 305 1 010 found under Connector Receptacl by Huntington Ingalls Incorporated. The National Stock Number assigned to this part is 5935015097654, 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 PSSSN21C 305 1 010.