Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SLF12555T331MR59 found under Filter Direct Current Power by Tdk Corp Of America. The National Stock Number assigned to this part is 5915016163226, 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 SLF12555T331MR59.