Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number I2588 found under Terminal Feedthru by Frederick Cowan And Company Inc. The National Stock Number assigned to this part is 5940015336273, 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 I2588.