本文件建立了一个扩展的分类，包括环境可接受润滑剂的子类别，并根据ISO 6743-6规定了CKH、CKJ和CKM类矿物或合成基润滑剂的最低要求，以及用于润滑开式和半封闭齿轮的环境可接受润滑剂的子类别。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This document establishes an extended classification which includes sub-categories of environmentally acceptable lubricants and specifies the minimum requirements for mineral or synthetic based lubricants for the categories CKH, CKJ and CKM, according to ISO 6743-6, and their sub-categories of environmentally acceptable lubricants, intended for the lubrication of open and semi-enclosed gears.All current amendments available at time of purchase are included with the purchase of this document.