Filtering device used to remove the solid debris from the cooling water.

Pounds per square inch, differential.

The posted bill showing stations of the crew at maneuvers and emergency drills.

A conduit for disposing of refuse-especially that the ship/s galley.

Horizontally mounted block used to re-direct a line on deck.

The fluid entering a component.

The most commonly used lubricating oil for compressors.

In a line parallel to the ship's keel.

A small storm jib made of very heavy cloth.

A red and white vertically striped buoy used in the United States to mark the middle of a channel. Midchannel buoys may be passed by on either side.

In the middle portion of the boat - Roughly halfway between a ship's stem and stern, and where the beam usually is the widest.

The carrier issuing transportation documents or publishing a tariff.

Used for hoisting a topmast or topgallant mast on a square rigged ship.

British standard pipe parallel.

A laborer who works at loading and discharging cargo.

The man stationed aloft or in the bows for observing and reporting objects seen.

The bearing surrounding the propeller shaft where it exits the hull.

An automatic or manual valve that causes the flow to be by passed.

Lights required to be shown on boats underway between sundown and sunup.

Analog