SKF cam followers (stud-type track rollers) are designed to run on all types of tracks and to be used in cam drives, conveyor systems, etc. They are based on either needle or cylindrical roller bearings. Instead of an inner ring, they have a threaded solid stud (pin). SKF supplies them ready-to-mount. They are available in several designs and variants:
In contrast to ball and roller bearings, where the bearing size refers to the bore diameter d, for cam followers the size refers to their outside diameter D.