This document defines, describes and classifies the characteristics of damage occurring in service to
hydrodynamically lubricated metallic plain bearings and journals. It assists in the understanding of the
various characteristic forms of damage which can occur.
Consideration is restricted to damage characteristics which have a well-defined appearance and which
can be attributed to particular damage causes with a high degree of certainty. Various appearances are
illustrated with photographs and diagrams.Cross References:ISO 4378-3ISO 4378-2ISO 4378-1ISO 4378-4ISO 7146-2All current amendments available at time of purchase are included with the purchase of this document.