Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MCF 47 SX found under Bearingrollertrack Roller by Mcgill Manufacturing Company Inc. The National Stock Number assigned to this part is 3110016907679, 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 MCF 47 SX.