Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number H5C2 T31 51 13E TS found under Form Coil by T D K Electronics Corp. The National Stock Number assigned to this part is 5950013751643, and the Federal Supply Class is 5950 Coils And Transformers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like H5C2 T31 51 13E TS.