Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R058249-X3 ITEM 10 found under Bearing Roller Cylindrical by Cone Drive Operations Inc. The National Stock Number assigned to this part is 3110016507708, 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 R058249-X3 ITEM 10.