Current Version
UR M51 Factory Acceptance Test and Shipboard Trials of I.C. Engines – Rev.4 Corr.1 Oct 2018 Clean.
Note: UR M51 Rev.5 will come into force on 01 January 2027
UR M51 Factory Acceptance Test and Shipboard Trials of I.C. Engines – Rev.4 Corr.1 Oct 2018 Underlined.
Future Version
UR M51 Factory Acceptance Test of Reciprocating Internal Combustion Engines – Rev.5 Apr 2025 – Complete Revision.
Technical Background