Maritime Signal Flags & Abbreviations - S




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S/N Shipping Note
S/O Shipping Order
S&P Sale & Purchase
SAC Special area of conservation
SAFCON Cargo Ship Safety Construction Certificate
Sal. Salinity
SAM Surface to air missile
SANR Subject to Approval, No Risk
SAR Search and Rescue
SARSAT Search and Rescue Satellite Aided Tracking
SART Search and Rescue Radar Transponder
SAS Safety at sea
SATCOM Satellite Communications
SB Safe Berth
SBM Single Buoy Mooring
SBS Surveyed Before Shipment
SBT Segregated Ballast Tank
SC Salvage Charges/ Short Circuit
SCAC Code Standard Carrier Alpha Code
SCNT Suez Canal Nett Tonnage
SCOPIC Special Compensation P&I Clause
SCR Special Casualty Representative (P&I)
SD Sailing Date/Short Delivery / Standard Design / Single Decker
SDR Special Drawing Rights
SDW Summer dead weight
SED Shipper's Export Declaration
SelCall Selective Call
SelFEC Selective FEC
SENC System Electronic Navigational Chart
SES Satellite Earth Station/ Seafarers' Education Service
SF Safety Factor/ Stowage Factor/ Shear Force
SG Specific Gravity
SHEX Specific Gravity
SHINC Sundays, Holidays Included
Short Ton 2,000 pounds
SHP Shaft Horse Power
SIGTTO Society of International Gas Tanker and Terminal Operators
SiO2 Silicon Dioxide
Sire Ship's inspection report:a database system of the OCIMF
SITOR Simplex Teleprinter Over Radio (RTT, RTTY)
SL/W Shippers load and count
SLA Single Line Approach
Sling A wire or rope contrivance placed around cargo and used to load or discharge it to/from a vessel
Slip A vessel's berth between two piers
SMarT Support for Maritime Training scheme (UK)
SMC Safety Management Certificate
SMPEP Shipboard Marine Pollution Emergency Plan
SMS Safety Management System
SNST Soonest
SOC Shipper Owned Carrier
SOF Statement Of Facts
SOFAR Sound Fixing And Ranging
SOL Shipowner's Liability
SOLAS The International Convention for the Safety Of Life At Sea
SONAR Sound Operation Navigation And Range
SOP Standard operating procedure
SOPEP Shipboard Oil Pollution Emergency Plan
SOSREP Secretary of State's Representative for Marine salvage and Intervention
SP Safe Port
SPA Special Protection Area. Subject to Particular Average.See also Particular Average
SPC Self-Polishing Copolymers
SPD Steamer Pays Dues
SPI Ship-port interface, IMO
SPM Single Point Mooring
Sq. Square
SRL Ship Repairer's Liability
SRR Search and Rescue Region
SS Special Survey/ Steam Ship
SSB Single Side Band
SSHEX Saturdays, Sundays, Holidays Excluded
SAHINC Saturdays, Sundays, Holidays Included
SSN Standard Shipping Note
SSO Ship Security Officer
SSW Summer Salt Water
ST Short Ton/ Standard Time
STBY Standby
STC Said To Contain
STCC Standard Transportation Commodity Code
STCW International Convention on Standards of Training,Certification and Watchkeeping, IMO
STD Standard
STEL Short Term Exposure Limit
Stern The end of a vessel. Opposite of bow
STL Submerged Turret Loading
STRAITREP Strait Ship Reporting System (Indonesia, Malaysia, Singapore)
STW Said to weigh
SUBC Self-Unloading Bulk Carrier
SWAD Salt Water Arrival Draught
SWASH Small Waterplane Area Single Hull
SWATH Small Waterplane Area Twin Hull
SWBM Still Water Bending Moment
SWDD Salt Water Departure Draught
SWL Safe Working Load