Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 667071-000 found under Transformer Audio Frequency by Bae Systems Information And Electronic Systems Integration Inc Div Bae Systems. The National Stock Number assigned to this part is 5950005397797, 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 667071-000.