Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 80000584 found under Ring Bearing Outer by Caterpillar Inc. The National Stock Number assigned to this part is 3110012411383, 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 80000584.