Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S375-1638G1 found under Coil Radio Frequency by Transcon Technologies Inc Dba Eci. The National Stock Number assigned to this part is 5950005382223, 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 S375-1638G1.