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

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.

A large foresail which extends aft behind the mast.

Cotton yarn used for cleaning purposes.

(1) A nautical instrument, on the arc of which is a finely graduated scale showing degrees and minutes, with adjustable reflectors, etc.; used to find the altitude of heavenly bodies, angular distances, etc. (2) On a steering gear, the rudder quadrant is ...

Said of a vessel when she is shipping water on deck and it is running off through scuppers and freeing ports.

The most common type of sail used today, a triangle-shaped mainsail defined by the mast and one horizontal boom perpendicular to the mast.

Seaman's term for the period of work on board ship for which he has been paid in advance when signing on.

A short piece of rope secured in the bow of a small boat used for making her fast.

A lower-than-usual tariff rate assessed because a shipper offers a greater volume than specified in the tariff. The incentive rate is assessed for that portion exceeding the normal volume.

A cleat designed to hold a line in place without slipping. It consists of two narrowing jaws with teeth in which the line is placed.

A coupling pin centered on the front underside of a chassis; couples to the tractor.

An irrevocable letter issued for a specific amount; renews itself for the same amount over a given period.

Is the property of a substance that gauges the potential or driving force for the flow of heat.

ACRONYM - National Pipe Thread standard. A description of a specific pipe thread

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

The natural tendency of a sailboat to come up into the wind. The helm must be held over to keep the boat from coming up

The fitting which connects the boom to the mast.

The number of degrees of list a vessel has. The first indication that a vessel may need to reef is when there is too great an angle of heel.