Fathoms

Single Side Band

Harbor Maintenance Tax

National Shipping Company of Saudi Arabia.

Liquefied Natural Gas

Excrement Tanker.

Scottish Vocational Qualification

Restricted Service between Brunei and Labuan.

For Our Guidance

International Ship Managers' Association

Coasting Service in Western Samoa.

Facility Response Plan

International Salvage Union

Marine Safety Information System.

National Science Foundation

CG Digital Data Management System.

High Speed Escort Ship.

Combination

Department Of Defense

Minerals Management Service (U.S.)