Crowned Bearing recommended where the track or cam impact excessive thrust loading on the bearing due to misalignment. Manufactured from 440 Stainless Steel. Intended for applications in harsh environments that require increased corrosion resistance. Excellent choice for outdoor use or for applications such as food production facilities that require frequent wash-down and cleaning. Food grade grease is available. Heavy Stud Series have a larger diameter stud and are recommended for applications with high running loads and/or heavy shocks where deflection should be held to a minimum.