Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 99DC053-8-16 found under Bearing Sleeve by Rolls Royce Power Engineering Plc. The National Stock Number assigned to this part is 3120004361702, 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 99DC053-8-16.