Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 133-000-048 found under Bearing Washer Thrust by Ardox Corp. The National Stock Number assigned to this part is 3120010056685, 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 133-000-048.