Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 574BT-4 found under Terminal Junction Block Sectiona by Pauluhn Electric Manufacturing Llp. The National Stock Number assigned to this part is 5940013626383, 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 574BT-4.