5.1 The guidance and methodology provided by this guide is applicable for any wear situation and is not limited to material or lubrication. This guide is intended to provide general information and guidance regarding the selection and development of a wear test and does not provide specifics about any one wear test or intended application. In general the variability and correlation that is obtained with any wear test is determined by the degree to which the various elements of the wear test methodology described in this guide are followed.