Nippon Kaiji Kyokai (Japanese Class Society)

Nippon Kaiji Kyokai. Japanese Classification Society

No Liner On Tailshaft

Netherlands (Flag)

National Labor Relations Board

National Marine Electronics Association

National Maritime Enhancement Institute.

National Marine Fisheries Service

National Maritime Resource Center.

Navigational and meteorological warning broadcast service

National nature reserve

National Oceanic and Atmospheric Administration, Department of Commerce

Not Otherwise Enumerated.

Non-Condensing

Notice of Protest (see LOP)

Norway (Flag)

Norwegian classification society.

National Ocean Service (Part of NOAA)

Notice To Mariners

(Adverb) Today - In our days. I.e Nowadays most ships produce their own fresh water in an evaporator fed with sea water and using the heat of the engine.