Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number F66042 found under Inserter And Remover Bearing And by The Boeing Company. The National Stock Number assigned to this part is 5120003958553, and the Federal Supply Class is 5120 Hand Tools Nonedged Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like F66042.