Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 981-8448 found under Bearingsleeve by Cargotec Usa Inc. The National Stock Number assigned to this part is 3120016810535, 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 981-8448.