Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 666230-379 found under Transformer Radio Frequency by Bae Systems Information And Electronic Systems Integration Inc Div Bae Systems. The National Stock Number assigned to this part is 5950002031214, 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 666230-379.