Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 81C20D04CE found under Backshell Electrica by R Kern Engineering And Mfg. The National Stock Number assigned to this part is 5935012101784, 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 81C20D04CE.