Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 6012339-002 found under Filter Band Pass by Bae Systems Information And Electronic Systems Integration Inc Div Bae Systems. The National Stock Number assigned to this part is 5915015057712, 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 6012339-002.