Designed for close tolerance spindle bearings. Hetman® Synthetic Bearing Lubricants are designed to protect rotary valve spindle bearings, the most critical wear points of the rotary valve. Spindle bearings require lubricants that allow the rotor to move quickly while simultaneously combating the tremendous stresses these components are subjected to. Hetman® Synthetic Bearing Lubricants are engineered to ensure maximum wear protection without slowing the action. These bearing lubricants protect