Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MDL2012ES found under Brush Set Electrical Contact by Ametek Inc. The National Stock Number assigned to this part is 5977009195945, and the Federal Supply Class is 5977 Electrical Contact Brushes And Electrodes. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MDL2012ES.