Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CF3-4 found under Cam Follower Needle Bearing by Harris Graphics Corp. The National Stock Number assigned to this part is 3110001570494, 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 CF3-4.