An order to stop; as, "Avast heaving!"

Cargo discharged in excess of the quantity on the manifest.

Where meals are eaten

To be named or to be nominated. To Be Named. Brokerage and chartering, replaces the name of the ship when it is still unknown.

The permitted increase in pressure developed after the valve has opened. Usually expressed in percentage, ie.; 3% accumulation (A.S.M.E. Code, Section I). Flows through safety/relief valves are officially determined at these overpressure conditions.

The relationship of flow per unit area to differential pressure across a filter medium.

Used for sending messages to outside companies. Messages are transmitted via Western Union, ITT and RCA. Being replaced by fax and internet.

An apparatus consisting of a small, polished, stainless steel cup placed in a container into which is passed the sample gas. The temperature of the polished surface is lowered by immersing dry ice (solid carbon dioxide) in an acetone solution contained in ...

Direction from which the wind is blowing; an unsailable sector between close hauled headings.

A type of clutch which has a spring loaded jaw or detented rolling element to control torque in an assembly tool.

See Heave To

An act of Congress (1903) prohibiting rebates, concession, misbilling, etc. and providing specific penalties for such violations.

A capacity measurement equal to one-fourth of a barrel.

The highest operating pressure the system or component is designed to withstand.

The oxidation of conventional hydrocarbon lubricants when they reach the end of their useful life and begin to breakdown. Can cause operating temperature increase, increase brake horsepower and plugs separator, can destroy air end.

The top point of the line about which the earth rotates.

The ratio and percent of the actual delivered capacity (measured at inlet temperature, pressure and gas composition) to the piston displacement.

Said of cable when it extends vertically and taut from anchor to hawsepipe.

A vessel designed for the transport of people or goods from one place to another on a regular schedule.

Is any gas or gas mixture in which one or more of the constituents is at its saturated vapor pressure. The constituent at saturation pressure may or may not be water vapor.