First published as AS C127-1948.Second edition 1954.Third edition 1963.Revised and redesignated as AS 3127-1974.Second edition 1983.Third edition 1987.Jointly revised and designated as AS/NZS 3127:2002.Fifth edition 2005.Reconfirmed 2016. First published as C127-1948. Previous edition AS/NZS 3127:2002. Fifth edition 2005.