The piston chamber in a compressor or actuator.

Abbreviation for "Destination Delivery Charge." A charge, based on container size, that is applied in many tariffs to cargo. This charge is considered accessorial and is added to the base ocean freight. This charge covers crane lifts off the vessel, draya ...

To drive before a gale, with no sail, or only enough to keep the vessel ahead of the sea. Also, low, thin clouds that fly swiftly before the wind.

Sequence of letters and numbers, unique to each ship by which ships can be identified.

A boat that is letting herself be subjected to prevailing conditions without the use of sails or other devices. Lying ahull is usually not preferred to other actions because a boat may tend to lie with her beam to the waves and the wind parallel to the wa ...

Supported or transported by air.

The weight by which a shipment is less than the minimum weight.

A landing wharf or pier; a dike at a river s mouth.

Describes the pressure drop through a component and is the difference in pressure between two points.

Is a compact, low mass unit giving smooth, non-vibrating power. Several types include vane, piston, percussion and turbine type motors

U.S. classification society which certifies seagoing vessels for compliance to standardized rules regarding construction and maintenance.

(1) As a command, it means to go in the direction indicated, e.g., "Lay foward" (go up) or "Lay alow!" (come down). (2) Of a line or rope, it refers to the direction in which the strands are twisted. (3) Lay the course: able to fetch a given point when cl ...

A valve with a faucet type handle used to restrict the flow of water in a line

(1) The last position on a chart, when a ship is leaving the land.(2) The number of nautical miles that one place is eastwards or westwards of another. (3)The easting or westing made by a vessel. The bearing of an object on the coast from which a vessel c ...

Welded Minimum Wall tubing

A component on a compressed air line that provides wide are coverage with a thin sheet of air. Also amplifies compressed air flow, reduces noise. Used in blowing, cooling. Also known as air curtain.

A hand hold. Usually along the cabin top or ladder.

An anchor engine used for heaving in the chain cable and anchor.

Japanese tapered pipe thread (Male).

A charter in which the bare ship is chartered without crew; the charterer, for a stipulated sum taking over the vessel for a stated period of time, with a minimum of restrictions; the charterer appoints the master and the crew and pays all running expense ...