Oil Tight

Outboard.

Outboard

Offshore Technology Conference

Operator of Uninspected Passenger Vessels.

Pleasure Yacht.

Protecting & Indemnity Club. Theoretically an organization settled by a group of Owners to insure, among other, liabilities not covered by the Hull and Machinery insurances. (Insiurance Clubs)

Pushing and Towing Purposes.

Mandates that 50 percent of government impelled cargoes be carried under U.S. flag. Known as the 50/50 shipping law.

Pusher/Tag.

Passenger/Training ship.

Pressure Vacuum (Valve)

Passenger/Vehicles Ferry.

Port Aft

Petroleum Association of Japan

Pakistan (Flag)

Pakistan (flag).

A tanker of the maximum size capable of transit of the Panama Canal (approx. 50,000-80,000 DWT) (breadth normally the limiting factor)

Project Analysis and Reporting System.

Passenger.