Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 54522-TB found under Splice Conductor by Thomas And Betts Corp. The National Stock Number assigned to this part is 5940003194089, and the Federal Supply Class is 5940 Lugs Terminals And Terminal Strips. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 54522-TB.