A cam follower, also known as a track follower, is a specialized type of roller or needle bearing designed to follow cam lobe profiles. Cam followers come in a vast array of different configurations, however the most defining characteristic is how the cam follower mounts to its mating part; stud style cam followers use a stud while the yoke style has a hole through the middle. Specifications Design: Crowned running surface. Sealing solution: Shields. Outside diameter D: 52mm. Bore diameter d: 20mm. Width B: 20.6mm. Shoulder/recess diameter inner ring d1: 27.7mm. Recess diameter outer ring D1: 40.9mm. Profile running surface (crown) outer ring R: 400mm. Chamfer dimension r1,2min: 1mm. Distance pressure points a: 28mm. Basic dynamic load rating C: 16.5kN. Basic static load rating C0: 9.5kN. Fatigue load limit Pu: 0.4kN. Maximum dynamic radial load Frmax: 8.3kN. Maximum static radial load F0rmax: 12kN. Limiting speed: 7000r/min. Number of rolling element rows i: 2.