Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MES1012AS found under Brush Set Electrica by Prestolite Electric Inc. The National Stock Number assigned to this part is 5977010076061, 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 MES1012AS.