Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 312853-1047 PIE found under Cone And Rollers Tapered Roller by Diamond Power International Inc. The National Stock Number assigned to this part is 3110001003681, 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 312853-1047 PIE.