Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number G10SM21 found under Terminal Board by Q A Special Services Incorporated. The National Stock Number assigned to this part is 5940012948829, 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 G10SM21.