ISO 12925-3:2021

Lubricants, industrial oils and related products (Class L) — Family C (gears) — Part 3: Specifications for greases for enclosed and open gear systems

This document establishes a classification and specifies the minimum requirements for mineral or synthetic base stock-based greases for the categories CKG and CKL according to ISO?6743-6 intended for the lubrication of enclosed and open gear systems.

This document does not cover the extreme cases of use in terms of temperature and extreme charges conditions. For use in exceptional conditions, suppliers and purchasers of lubricants are intended to mutually agree on the testing methods and the acceptability criteria of the products, not covered by this document.

NOTE?1?? This document can be read in conjunction with ISO?6743-6, ISO?6743-9^[1], ISO?12924^[3] and ISO?6743-99^[2].

NOTE?2?? For the purpose of this document, the terms “%?(m/m)” and “%?(V/V)” are used to represent respectively the mass fraction and the volume fraction of a material.

Edition	2021
Standard Part No	3
Published Date	2021
Published By	International Standardization Organisation
Page Count	10