Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number X8NM20 found under Bearing Ball Annular by A D R Inc. The National Stock Number assigned to this part is 3110142686515, and the Federal Supply Class is 3110 Bearings Antifriction Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like X8NM20.