Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2MM308WI2CKDT found under Bearing Ball Duplex by Timken Company The. The National Stock Number assigned to this part is 3110009631421, 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 2MM308WI2CKDT.