Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MDL-2080A found under Bearing Assembly by Prestolite Electric Inc. The National Stock Number assigned to this part is 3120011471122, and the Federal Supply Class is 3120 Bearings Plain Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MDL-2080A.