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: 40mm. Bore diameter d: 15mm. Width B: 15.9mm. Shoulder/recess diameter inner ring d1: 20.2mm. Recess diameter outer ring D1: 30.7mm. Profile running surface (crown) outer ring R: 400mm. Chamfer dimension r1,2min: 0.6mm. Distance pressure points a: 21mm. Basic dynamic load rating C: 10.1kN. Basic static load rating C0: 5.5kN. Fatigue load limit Pu: 0.263kN. Maximum dynamic radial load Frmax: 5.9kN. Maximum static radial load F0rmax: 8.5kN. Limiting speed: 9000r/min. Calculation factor f0: . Number of rolling element rows i: 2.