Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FB6000A 6004 41400 4 found under Analyzer Network by Acterna Llc. The National Stock Number assigned to this part is 6625015004970, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like FB6000A 6004 41400 4.