M

142 Results
  • Machinery spaces

    All machinery spaces of category A and all other spaces containing propulsion machinery, boilers, oil fuel units...

  • Machinery spaces of category A

    Those spaces and trunks to such spaces which contain either: 1. Internal combustion machinery used for the main...

  • Magna flux

    A nondestructive examination of steel for surface and subsurface defects employing a dry or wet iron powder and...

  • Magnetic particle test

    A nondestructive testing technique using a mixture of iron filings in thin white paint which is spread over the...

  • Maiden voyage

    The first voyage of a new ship after handing over to the owner.

  • Main engine lubricating oil system

    This system supplies lubricating oil to the engine bearings, and cooling oil to the pistons.

  • Main generating station

    The space in which the main source of electrical power is situated, (acc. to SOLAS Chapter II-1, Part A).

  • Main propulsion power

    The total power supplied by the prime movers installed to provide propulsion.

  • Main source of electrical power

    A source intended to supply electrical power to the main switchboard for distribution to all services necessary...

  • Main vertical zones

    These sections into which the hull, superstructure, and deckhouses are divided by “A” class divisions, the mean...

  • Maintainability

    The ability to carry out rapid and effective system restoration to keep the equipment at a specified level of performance.

  • Maintenance

    A series of procedures aimed at preserving the function of an engineering structure or a piece of equipment throughout...

  • Maintenance costs

    The costs incurred in keeping equipment in an operational condition.

  • Maintenance of class

    Classed ships are submitted to surveys for the maintenance of class, confirmation, or renewal of their term.

  • Maintenance tools

    Maintenance of specific equipment requires special tools. Some of them are supplied with the equipment and others...

  • Maintenance work

    Any action carried out to return or restore an item to an acceptable standard.

  • Major failure of tanker

    Deformation or rupture of a cargo tank, usually due to overpressurisation or underpressurisation.

  • Mandel shackle

    A special shackle used to connect a wire mooring line to a synthetic tail.

  • Manhole

    A round or oval hole cut in decks, tanks, etc, for providing access. Low manholes are used usually. Flush manholes...

  • Manifest, Cargo Manifest

    1. A list of all cargo on board. 2. A term used also for passengers list on cruise vessels, passenger ferries...

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