Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 577R673H01 found under Backshell Dummy Con by Spencer Industries Inc. The National Stock Number assigned to this part is 5935014235284, 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 577R673H01.