Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 409 4639229 found under Backshell Electrical Connector by Huntington Ingalls Incorporated. The National Stock Number assigned to this part is 5935010421992, 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 409 4639229.