Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 6005-9940-10 found under Bearing Ball Track Roller by Raytheon Technical Services Company. The National Stock Number assigned to this part is 3110002990410, 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 6005-9940-10.