Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DD692JM1931-107-75-227-4-1 found under Bearing Sleeve by Otis Elevator Co. The National Stock Number assigned to this part is 3120005169528, 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 DD692JM1931-107-75-227-4-1.