Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number RM4301E-PKG found under Phase Shifter Electronic by Cobham Advanced Electronic Solutions Inc. The National Stock Number assigned to this part is 5915016700425, and the Federal Supply Class is 5915 Filters And Networks. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like RM4301E-PKG.