Advanced Materials & Tribology supplies Self-Lubricated Submersible Cam Followers. Advanced Materials & Tribology offers a wide range of Oil-less self-lubricated Bearings and Plates, Self Lubricating Bushes and Pump Bearings. Advanced Materials & Tribology is an ISO accredited company. The Self-Lubricated Submersible Cam Followers are suitable for high temperature [+750° F], low temperature [-450° F] and submerged applications. The Cam Followers contain no oil or grease to harden, burn up and contaminate or wash away.