Glossary

Maritime glossary, terms beginning with S (page 15)

All maritime glossary terms that begin with the letter S, drawn from every subject section. 4952 entries.

Showing 250 of 4952 terms (page 15 of 20).

Spreader Bar Inspection X5. Marine Surveying and Inspection: Load test verification of container handling spreaders.
Spreader Beam X104. Project Cargo Forwarders and Heavy Transport: Below-the-hook device with two lift points used to keep slings vertical.
Spreader Headblock X169. Container Terminal Cranes, Yard Equipment, and Lashing: Block at the bottom of the hoist reeving that interfaces with the spreader and provides power and signal connections.
Spreader step X32. Marine Pilotage and Pilot Operations: Wider step of the pilot ladder preventing twist, minimum 1.8 m at intervals not exceeding 9 steps.
Spreader Twistlock X83. ISO Container Manufacturing and Leasing: Twistlock at each corner of a quay crane spreader engaging the container's top corner castings.
Spreader Twistlocks X169. Container Terminal Cranes, Yard Equipment, and Lashing: Pivoting cones on the underside of a spreader that engage with the container corner castings.
Spreader, Bulk X1. Cargo Science, Commodities and Cargo Care: Loading appliance distributing cargo across hold.
Spreader, Container X1. Cargo Science, Commodities and Cargo Care: Top-lifting device matching ISO corner castings.
Spreading Rate D2. Hydrography, tides, waves, bathymetry and marine geology: Velocity at which new crust is formed at a mid-ocean ridge.
SPRFMO X10. Marine Biology, Fisheries and Oceanography: South Pacific Regional Fisheries Management Organisation.
Spring X3. Ship Handling, Seamanship and Deck Vocabulary: Mooring line led at a low angle to prevent fore-and-aft movement.
Spring Line X173. Mooring, Anchoring, OCIMF MEG4, and Equipment Numeral: Mooring line led fore-and-aft and crossing the breast lines to restrain longitudinal motion at the berth.
Spring Tide D2. Hydrography, tides, waves, bathymetry and marine geology: Tide with largest range, near new and full moon.
Spring Tide Beaching Window X118. Ship Recycling Yards, Beaches and Regulation: Lunar fortnight window of approximately 5 to 7 days per cycle when beaching at the highest plots is feasible.
Springing X54. Naval Architecture Software and IACS Rules: Hull girder resonant vibration excited by wave loads, addressed in IACS UR S11A.
Springing Stress X96. Hull Integrity Monitoring and Strain Gauges: Continuous resonant vibration of the hull girder driven by waves at frequencies near the lowest vertical bending mode.
Springs X30. Tug Operations and Harbour Towage: Mooring lines leading fore and aft to prevent longitudinal movement at the berth.
Sprinkler system X24. Cruise, Passenger Ship and Ferry Operations: SOLAS II-2 automatic fixed fire-extinguishing system fitted throughout passenger accommodation.
Sprit Topsail X39. Pre-1900 Maritime History: A small square sail set above the spritsail under the bowsprit, common in seventeenth-century European warships.
Spritsail X39. Pre-1900 Maritime History: A four-cornered sail extended by a spar called the sprit, used on Thames barges and seventeenth-century men-of-war.
Spruance class X11. Naval Vessels, Warship Systems and Naval Architecture: USN destroyer of 1970s-90s, eight ships converted to Tomahawk shooters.
SPS (Sanitary and Phytosanitary) X18. Ballast Water, Biofouling and Antifouling: WTO framework relevant to biosecurity import controls.
SPS Code X153. Offshore Drilling Rigs, FPSOs, and Offshore Vessels: IMO Code of Safety for Special Purpose Ships, often applied to offshore construction and accommodation vessels.
SPS Code 2008 X158. IMO Conventions, Protocols, Codes, and Resolutions: Code of Safety for Special Purpose Ships, adopted by MSC.266(84).
SPS measure C3. Logistics, freight forwarding and multimodal trade: Sanitary and phytosanitary measure.
Spud X103. US Inland Waterway Towing and Barge: A vertical steel beam dropped through a barge well into the riverbed to hold position.
Spud Barge X103. US Inland Waterway Towing and Barge: A barge fitted with spuds, used for dredging and construction.
Spud carriage X124. Dredging Industry and Reclamation Contractors: Sliding spud frame allowing CSD to advance without releasing all anchors.
Spud carrier X175. Port Engineering, Dredging, Breakwaters, and Quays: Movable trolley that carries the working spud of a CSD and allows the dredger to step forward without losing position.
Spud poker X124. Dredging Industry and Reclamation Contractors: Slang for spud raising and lowering operations.
Spud pole X175. Port Engineering, Dredging, Breakwaters, and Quays: Spud used as the working anchor and pivot point of a cutter suction dredger.
Spurling Pipe X173. Mooring, Anchoring, OCIMF MEG4, and Equipment Numeral: Vertical pipe leading anchor chain from the windlass deck down into the chain locker.
Spurling Pipe Check X5. Marine Surveying and Inspection: Examination of spurling pipe seals against ingress.
SPV X29. Ship Sale and Purchase, Management Contracts and Valuation: Special Purpose Vehicle, single ship owning company.
SPY-1 X106. Naval Surface Combatants: Lockheed Martin passive electronically scanned array S-band radar in variants A, B, and D for AEGIS ships.
SPY-6 (EASR) X106. Naval Surface Combatants: Raytheon active electronically scanned array radar fitted to Flight III Arleigh Burke and Constellation-class ships.
SQL Injection X48. Maritime Cybersecurity: Web vulnerability allowing manipulation of database queries through user input.
SQQ-32 X106. Naval Surface Combatants: Raytheon variable-depth mine warfare sonar fitted to US Navy mine countermeasures vessels.
SQQ-89 X106. Naval Surface Combatants: US Navy integrated ASW combat system combining hull-mounted sonar, towed array, and signal processing.
SQS-53C X106. Naval Surface Combatants: Raytheon hull-mounted active and passive sonar fitted to Ticonderoga and Arleigh Burke-class ships.
Squall X16. Nautical Science, Navigation and COLREGs: Sudden strong wind of short duration.
Squall Line D1. Physical and chemical oceanography and marine meteorology: Line of thunderstorms associated with a cold front or mesoscale system.
Square X124. Dredging Industry and Reclamation Contractors: Surveyor term for a 100 m by 100 m dredge tile.
Square Rig X39. Pre-1900 Maritime History: Sail plan with primary sails set across the line of the keel from horizontal yards.
Square-Rigged Ship F1. Maritime History: Vessel with primarily square sails set athwartships, the dominant ocean rig until the late nineteenth century.
Squat B3. Nautical Science: Loss of underkeel clearance due to speed in shallow water.
Squat Correction X129. Hydrographic Offices, Survey Vessels and Marine Cartography: Adjustment for vessel sinkage at survey speed, applied during dynamic draft processing.
Squelch X23. AIS, GMDSS, IALA Buoyage and Aids to Navigation: Receiver circuit suppressing audio in the absence of signal.
Squid X10. Marine Biology, Fisheries and Oceanography: Decapodiform cephalopod of the orders Myopsida and Oegopsida.
Squid Jigger X87. Fishing Vessels and Fisheries Management: Vessel deploying multiple automatic jigging machines, prominent in Japanese, Korean, Chinese, and Taiwanese fleets.
SR (System Requirement) X139. Maritime Cybersecurity, OT Threats and Standards: IEC 62443-3-3 specification within a foundational requirement.
SR thruster (Wartsila SRP) X38. Propellers, Stern Gear and Shaft Lines: Wartsila steerable thruster series including SRT and SCD lines.
SR.N4 X132. High-Speed Craft, Hydrofoils and Ferry Operators: Saunders-Roe Nautical 4, 56 m commercial hovercraft, four built including Princess Margaret and Princess Anne, in cross-Channel service 1968 to 2000.
SR.N5 X132. High-Speed Craft, Hydrofoils and Ferry Operators: Smaller Saunders-Roe ACV that pioneered Hovertravel's Solent service in 1965.
SR.N6 X132. High-Speed Craft, Hydrofoils and Ferry Operators: Stretched SR.N5 used by Hovertravel on the Solent until 1983.
Sri Lanka Mahapola Ports and Maritime Academy X121. Maritime Education, Academies and Universities: MMA in Mattakkuliya, Colombo, founded 2001, recognized by the Merchant Shipping Secretariat.
Sri Lanka PSC X66. Port State Control and Regional MOUs: Indian Ocean MOU member State.
SRP X79. Tugs and Towage Industry: Schottel Rudder Propeller, the manufacturer's standard azimuth thruster product designation.
SRP Approval Letter X28. Ship Recycling and End-of-Life: Competent authority or RO endorsement of the Ship Recycling Plan.
SRR X80. Maritime Search and Rescue Coordination: Search and Rescue Region established under the SAR Convention.
SRR Boundary X80. Maritime Search and Rescue Coordination: Geographic boundary between adjoining SRRs.
SRS X98. Ship Registries and Flag States: Singapore Registry of Ships.
SRSC X80. Maritime Search and Rescue Coordination: Sub Regional Sub Centre, an alternate term for MRSC in some states.
SRTM D2. Hydrography, tides, waves, bathymetry and marine geology: Shuttle Radar Topography Mission, providing global land elevation data.
SRtP X24. Cruise, Passenger Ship and Ferry Operations: Safe Return to Port.
SRU X80. Maritime Search and Rescue Coordination: Search and Rescue Unit assigned by the SMC.
SS X11. Naval Vessels, Warship Systems and Naval Architecture: Conventional submarine hull symbol.
SS (Submarine, conventional) X91. Submarines and Submarine Cable Systems: Historic hull symbol for diesel-electric submarines.
SS 524 X116. Global Bunker Anchorages, Hubs and Supply Infrastructure: Singapore Standard for the quality of automotive diesel, occasionally referenced for distillate bunker grades.
SS 524 Singapore LNG Bunkering X72. Bunkering Hubs and Bunker Suppliers: Singapore Standard SS 524 covering LNG bunker supply operations in the Port of Singapore.
SS 600 X115. Marine Bunker and Cargo Surveying: Singapore Standard code of practice for bunkering procedures published by Enterprise Singapore.
SS 600 Singapore Bunkering X72. Bunkering Hubs and Bunker Suppliers: Singapore Standard SS 600 covering bunker supply operations and mass flow meter custody transfer.
SS 648 X116. Global Bunker Anchorages, Hubs and Supply Infrastructure: Singapore Standard, Code of Practice for bunker mass flow metering for distillates, in force from 1 July 2019.
SS 660 X115. Marine Bunker and Cargo Surveying: Singapore Standard providing the bunker mass flow metering custody-transfer framework.
SS 660 Singapore Methanol Bunkering X72. Bunkering Hubs and Bunker Suppliers: Singapore standard issued in 2024 covering methanol bunker supply operations.
SS 666 Singapore Biofuel Bunkering X72. Bunkering Hubs and Bunker Suppliers: Singapore standard issued in 2024 covering biofuel blend bunker supply operations.
SS Atlantic Salvage Co X167. Major Salvage Companies, Wreck Removals, and Equipment: Historic American salvage entity from the early twentieth century.
SS LNG carrier X56. LNG/LPG Carriers and IGC Code: Steam-ship LNG carrier propelled by steam turbines burning BOG and heavy fuel oil in boilers, dominant in the global LNG fleet from the 1970s to the early 2000s.
SS Marine Electric X163. Marine Accident Investigation Agencies and Landmark Inquiries: See Marine Electric casualty (1983).
SS Marine Sulphur Queen (1963) X12. Maritime Casualties and Investigation: T2 tanker lost in the Bermuda Triangle on 4 February 1963 with 39 crew; USCG Marine Board report cited structural and explosive hazards.
SS Poet disappearance (1980) X163. Marine Accident Investigation Agencies and Landmark Inquiries: United States-flag general cargo ship lost with all 34 crew in the North Atlantic after departing Philadelphia on 24 October 1980, investigated by the United States Coast Guard Marine Board of…
SSA X6. Container, Intermodal and Trade Codes: Steamship Agent.
SSA Marine X46. Container Terminal Operations: A US-headquartered container terminal operator with facilities across North and South America and equity in international terminals.
SSAB X92. Marine Steel Suppliers and Shipbuilding Plate: Swedish Finnish steel group with plate mills at Oxelosund, Borlange, Lulea, and Raahe.
SSAS X22. Piracy, Maritime Security and Armed Protection: Ship Security Alert System mandated by SOLAS XI-2/6.
SSAS (Ship Security Alert System) X16. Nautical Science, Navigation and COLREGs: SOLAS XI-2/6 alert system.
SSBN X11. Naval Vessels, Warship Systems and Naval Architecture: Ballistic missile nuclear submarine hull symbol.
SSC (Ship-to-Shore Connector) X106. Naval Surface Combatants: Textron LCAC 100-class hovercraft replacing the legacy LCAC fleet in US Navy service.
SSCV X60. Marine Salvage and Wreck Removal: Semi-submersible crane vessel.
SSCV (Semi-Submersible Crane Vessel) E4. Cruise, offshore energy and auxiliary/specialised fleets: Heavy-lift offshore crane vessel.
SSDI X126. Marine Oil Spill Response and OPRC Regimes: Subsea Dispersant Injection, the deployment technique using Corexit 9500 injected via ROV wand at the BOP plume, pioneered at Macondo.
SSE Renewables X42. Offshore Wind Installation and Cable Lay: UK utility renewable arm developing Beatrice, Greater Gabbard, Dogger Bank A B and C with Equinor, and Berwick Bank.
SSE Sub-Committee A1. The IMO and the international regulatory framework: Sub-Committee on Ship Systems and Equipment.
SSGN X11. Naval Vessels, Warship Systems and Naval Architecture: Guided missile nuclear submarine hull symbol.
SSH X48. Maritime Cybersecurity: Secure Shell protocol used for encrypted command line access to shore and selected shipboard hosts.
SSH Secure Shell X25. Maritime Cybersecurity, OT and IT: RFC 4251 secure remote login protocol, replacing Telnet on shipboard switches.
SSI (Sustainable Shipping Initiative) D6. Decarbonization, emissions and alternative fuels: Multi-stakeholder coalition on sustainable shipping.
SSIV X14. Offshore Oil and Gas Marine Operations: Subsea isolation valve.
SSK X11. Naval Vessels, Warship Systems and Naval Architecture: Air-independent or hunter-killer conventional submarine, sometimes used for AIP.
SSL Marine Services X115. Marine Bunker and Cargo Surveying: Singapore-based marine inspection company providing bunker and cargo survey services.
SSL/TLS X107. Maritime Cybersecurity and OT Security: Transport Layer Security and its predecessor Secure Sockets Layer, cryptographic protocols for transport encryption.
SSN X11. Naval Vessels, Warship Systems and Naval Architecture: Attack nuclear submarine hull symbol.
SSN-AUKUS X91. Submarines and Submarine Cable Systems: Future shared UK-Australia nuclear-powered attack submarine design under the AUKUS partnership.
SSO X21. STCW Certificates, Crewing and Seafarer Welfare: Ship Security Officer.
SSP X13. Marine Salvage and Wreck Removal: Salvage Service Plan submitted by salvor to authorities under OPA 90 and similar regimes.
SSP propulsor (Siemens-Schottel) X38. Propellers, Stern Gear and Shaft Lines: Siemens-Schottel podded propulsor with twin propellers (puller pair), used on the Norwegian coastal route ships.
SSPA X162. Naval Architecture, Stability, Resistance, and Structural Design: Statens Skeppsprovningsanstalt, Swedish national ship model basin founded 1940 in Gothenburg, now SSPA Sweden AB.
SSPA (Sweden) X38. Propellers, Stern Gear and Shaft Lines: Swedish maritime research institute operating towing tanks and cavitation tunnels for propeller research.
SSPC X45. Marine Paints, Coatings and Antifouling: Society for Protective Coatings, now part of AMPP, originator of the SP series of surface preparation standards.
SSPC-PA 2 X45. Marine Paints, Coatings and Antifouling: Standard for measurement of dry film thickness using magnetic gages.
SSPC-SP 1 X45. Marine Paints, Coatings and Antifouling: Solvent cleaning to remove oil, grease, and dirt.
SSPC-SP 10 X45. Marine Paints, Coatings and Antifouling: Near-white metal blast cleaning, equivalent to ISO 8501-1 Sa 2.5.
SSPC-SP 11 X45. Marine Paints, Coatings and Antifouling: Power tool cleaning to bare metal.
SSPC-SP 12 X88. Marine Surface Preparation and Coatings Application: Surface preparation and cleaning of metals by water jetting prior to recoating, defining cleanliness levels WJ-1 through WJ-4 and contaminant levels SC-1 through SC-3.
SSPC-SP 12 / NACE 5 X45. Marine Paints, Coatings and Antifouling: Surface preparation and cleaning of steel and other hard materials by high- and ultrahigh-pressure water jetting.
SSPC-SP 14 X88. Marine Surface Preparation and Coatings Application: Industrial blast cleaning standard intermediate between SSPC-SP 6 and SSPC-SP 7 allowing tightly adherent matter on up to 10 percent of each unit area.
SSPC-SP 15 X88. Marine Surface Preparation and Coatings Application: Commercial grade power tool cleaning standard producing a minimum surface profile of 25 micrometers.
SSPC-SP 16 X45. Marine Paints, Coatings and Antifouling: Brush-off blast cleaning of coated and uncoated galvanized steel.
SSPC-SP 2 X88. Marine Surface Preparation and Coatings Application: Hand tool cleaning standard for removal of loose mill scale, loose rust, and loose paint using wire brushes, sandpaper, scrapers, and chipping hammers.
SSPC-SP 3 X88. Marine Surface Preparation and Coatings Application: Power tool cleaning standard for removal of loose mill scale, loose rust, and loose paint using powered tools.
SSPC-SP 5 X45. Marine Paints, Coatings and Antifouling: White metal blast cleaning, equivalent to ISO 8501-1 Sa 3.
SSPC-SP 6 X45. Marine Paints, Coatings and Antifouling: Commercial blast cleaning.
SSPC-SP 7 X45. Marine Paints, Coatings and Antifouling: Brush-off blast cleaning.
SSPC-VIS 1 X45. Marine Paints, Coatings and Antifouling: Visual standard for abrasive blast cleaned steel.
SSRS X80. Maritime Search and Rescue Coordination: Swedish Sea Rescue Society founded 1907.
SSSCL X20. LNG Operations and Custody Transfer: See Ship-Shore Safety Checklist.
SST X10. Marine Biology, Fisheries and Oceanography: Sea Surface Temperature.
SST k-omega X54. Naval Architecture Software and IACS Rules: Shear Stress Transport turbulence model widely used in ship CFD with STAR-CCM+ and Fluent.
SST k-omega model B1. Naval Architecture: Menter shear-stress transport turbulence model.
SSY X71. Shipbrokers and Brokerage Firms: Simpson Spence Young, one of the world's largest independent shipbrokers.
SSY Athens X71. Shipbrokers and Brokerage Firms: SSY's Piraeus office serving Greek principals.
SSY Connecticut X71. Shipbrokers and Brokerage Firms: SSY's Stamford office serving North American principals.
SSY Consultancy & Research X71. Shipbrokers and Brokerage Firms: Research and consultancy arm of SSY.
SSY Futures X44. Shipping Indices, FFAs and Freight Markets: Derivatives arm of Simpson Spence Young active across dry, wet, container, gas, and emissions FFAs.
SSY London X71. Shipbrokers and Brokerage Firms: SSY's headquarters in the City of London.
SSY Singapore X71. Shipbrokers and Brokerage Firms: SSY's Asian hub office.
St 2 X88. Marine Surface Preparation and Coatings Application: ISO 8501-1 preparation grade for thorough hand and power tool cleaning where loose mill scale, loose rust, and loose coating are removed.
St 3 X88. Marine Surface Preparation and Coatings Application: ISO 8501-1 preparation grade for very thorough hand and power tool cleaning prepared to a faint metallic sheen.
ST Engineering Marine X113. Drydock and Ship Repair Yards: Singaporean defense and commercial shipbuilder and repairer with historical yards at Tuas, Jurong, and Benoi.
St Helena X35. Yacht and Superyacht Industry: South Atlantic British Overseas Territory in the Red Ensign Group.
St Kitts and Nevis X7. Flag State, Port State Control and Detention Vocabulary: Open registry administered by the St Kitts and Nevis International Ship Registry.
St Kitts and Nevis Registry X28. Ship Recycling and End-of-Life: Registry sometimes used for last-voyage flagging.
St Lawrence Pilots X159. Marine Pilotage, Pilot Districts, and Pilots' Associations: Joint reference to Laurentian Pilotage Authority and the Great Lakes Pilotage Authority pilots conducting the St Lawrence corridor.
St Lucia X116. Global Bunker Anchorages, Hubs and Supply Infrastructure: Caribbean bunker call at Castries with Buckeye serving cruise tonnage.
St Malo X85. Ferries, Ro-Pax Operators and Routes: French Breton port hosting Brittany Ferries and Condor Ferries services to Portsmouth, Poole, Jersey, and Guernsey.
St Petersburg Bunker Service X72. Bunkering Hubs and Bunker Suppliers: Bunker supply at the Port of St Petersburg historically by Gazpromneft Marine Bunker, Lukoil Bunker, and RN Bunker.
St Tropez X125. Superyacht Industry, Builders and Brokers: Mediterranean port whose Vieille Port hosts superyachts during the summer season.
St Vincent and the Grenadines X7. Flag State, Port State Control and Detention Vocabulary: Open registry administered by the St Vincent and the Grenadines Maritime Administration.
ST-class tanker X166. Inland Waterways, Ferries, RoRo, and Short Sea Shipping: Soviet-built river-sea oil tankers, the "ST" series typified by the Volgo-Don and STK classes.
St. Brieuc X123. Offshore Wind Installation Vessels and Operators: See Saint-Brieuc entry.
St. Lawrence Seawaymax (Seawaymax) B5. Ship Types and Individual Vessels: Max size for the St. Lawrence Seaway.
St. Louis District X103. US Inland Waterway Towing and Barge: The US Army Corps of Engineers district responsible for a portion of the Middle Mississippi.
St. Maarten X64. Cruise Industry Operators, Brands and Ships: Dutch Caribbean cruise port with Philipsburg as the main terminal.
St. Paul District X103. US Inland Waterway Towing and Barge: The US Army Corps of Engineers district responsible for the uppermost Upper Mississippi.
St. Petersburg X64. Cruise Industry Operators, Brands and Ships: Russian Baltic cruise port whose calls were suspended by most lines from 2022.
St. Thomas X64. Cruise Industry Operators, Brands and Ships: US Virgin Islands cruise port at Charlotte Amalie.
Stab and Hinge X14. Offshore Oil and Gas Marine Operations: Connection method for jumpers and spools.
Stability X2. Marine Bunker Fuels, Lubricants and Bunkering Operations: Ability of a residual fuel to remain homogeneous without asphaltene precipitation.
Stability (Polar Code) X27. Polar Code, Ice Navigation and Polar Operations: Polar Code Chapter 4 requires intact and damage stability accounting for ice accretion.
Stability and Damage Stability (Reg 28 Annex I) X171. MARPOL 73/78: Annex-by-Annex Detailed Glossary: The intact and damaged stability requirements for oil tankers under MARPOL Annex I.
Stability booklet B1. Naval Architecture: Approved booklet of loading conditions and curves.
Stability Booklet (Fishing Vessel) X87. Fishing Vessels and Fisheries Management: Approved document required under the Torremolinos Protocol and the Cape Town Agreement.
Stability Booklet Approval X142. Classification Societies and Class Notations: Class review of intact and damage stability calculations under IMO IS Code.
Stability Booklet Verification X5. Marine Surveying and Inspection: Verification of approved stability information on board.
Stability Calculation Vessel X104. Project Cargo Forwarders and Heavy Transport: Calculation showing a heavy lift vessel meets intact and damage stability rules.
Stability Calculations X60. Marine Salvage and Wreck Removal: Engineering analysis of intact and damage stability used in salvage planning.
Stability Information Booklet A2. Maritime safety legislation: SOLAS and its codes: Required under SOLAS II-1/5.
Stability reserve X47. Marine Fuel Quality and ISO 8217: Margin between current asphaltene peptization state and the onset of precipitation, quantified by P-value or similar indices.
Stabilization Period X20. LNG Operations and Custody Transfer: GIIGNL-specified waiting time after pump stop before CTMS readings.
Stabilized Antenna X68. Maritime Satcom and Telecommunications: Maritime antenna whose pointing is maintained by a mechanical pedestal regardless of vessel motion.
Stable point X122. Submarine Cable Laying, Repair Vessels and Operators: DP reference position for cable lay, typically held within 0.5 m tolerance during repeater overboarding.
Stack X6. Container, Intermodal and Trade Codes: Vertical column of containers on board or in a yard.
Stack collapse X15. Ports, Terminals and Stevedoring: failure of containers on board, sometimes during berthing impacts.
Stack Height X46. Container Terminal Operations: The maximum number of containers permitted in a vertical stack, set by structural rating, crane reach, and operational rules.
Stack height limit X76. Stevedoring, Lashing and Cargo Securing: Maximum number of tiers permitted by lashing strength, stack weight, and visibility from the bridge.
Stack Inlet Temperature X69. EGCS Scrubbers, SCR and Marine Air Emissions: Critical SCR parameter governing reaction efficiency and catalyst durability.
Stack Load X9. Cargo Securing, Lashing and Stability Vocabulary: Total vertical force at base of container stack.
Stack profile X15. Ports, Terminals and Stevedoring: yard plan defining stack height and rows.
Stack Stress Monitoring X96. Hull Integrity Monitoring and Strain Gauges: Measurement of forces or accelerations on container stacks to manage lashing and stack stability.
Stack Test X75. IMDG Code, Classes, Packing and Segregation: Stacking compression test on IBCs and large packagings under IMDG 6.5 and 6.6.
Stack weight X6. Container, Intermodal and Trade Codes: Cumulative weight allowable in a single stack of containers.
Stack Weight Limit X9. Cargo Securing, Lashing and Stability Vocabulary: Maximum permitted weight in a stack per class and ISO 1496.
Stack, container X76. Stevedoring, Lashing and Cargo Securing: Vertical column of stacked containers within a bay and row.
Stacker X9. Cargo Securing, Lashing and Stability Vocabulary: Container stacking fitting without rotational lock.
Stacker Trailer X46. Container Terminal Operations: A heavy trailer used in some terminals to receive containers from straddle carriers and present them to other equipment.
Stacker-Reclaimer X94. Port Machinery and Quay Equipment Makers: Bulk yard machine combining a luffing boom stacker with a bucket-wheel reclaimer used for blending stockpiles.
Stacking cone X6. Container, Intermodal and Trade Codes: Locating cone aligning corner castings between stacked containers in yards.
Stadimeter X16. Nautical Science, Navigation and COLREGs: Instrument for measuring distance by height of an object of known size.
Stadsgarden Cruise Terminal X164. Cruise Industry, Brands, Ship Classes, and Terminals: One of Stockholm's principal cruise berths at the Stadsgarden quay just south of Gamla Stan.
Stafer Bunker Brokerage X72. Bunkering Hubs and Bunker Suppliers: Italian bunker brokerage active in Mediterranean stems.
Stage 1 to Stage 4 X40. Tanker Vetting, SIRE and VIQ: The four TMSA maturity stages against which operators self-assess.
Stage Payment X60. Marine Salvage and Wreck Removal: Milestone based payment under Wreckstage 2010 contract terms.
Stage V X33. Inland Navigation and Barge Operations: Current NRMM emission tier for inland waterway vessel engines under Regulation (EU) 2016/1628.
Stage-structured model X10. Marine Biology, Fisheries and Oceanography: Population model in which individuals are classified by life stage.
Stagnation X41. Cruise Ship Public Health and VSP/USPH: Lack of flow in a potable line allowing growth of biofilm and reduction of disinfectant residual.
Stagnation point B1. Naval Architecture: Point of zero local velocity on a body.
Stainless 304 X92. Marine Steel Suppliers and Shipbuilding Plate: Austenitic stainless steel UNS S30400 with 18 percent chromium and 8 percent nickel.
Stainless 304L X92. Marine Steel Suppliers and Shipbuilding Plate: Low carbon variant of 304 used for welded chemical tanker piping and GTT Mark III secondary membrane.
Stainless 316 X92. Marine Steel Suppliers and Shipbuilding Plate: Austenitic molybdenum bearing stainless steel UNS S31600 with improved chloride pitting resistance.
Stainless 316L X92. Marine Steel Suppliers and Shipbuilding Plate: Low carbon variant of 316 used widely in chemical tanker cargo tanks and GTT Triplex sheet.
Stainless Steel 304 Active X100. Marine Cathodic Protection and Anodes: Active-state stainless 304 with potential near -0.40 V vs Ag/AgCl in seawater.
Stainless Steel 304L X93. IBC Code and Chemical Tanker Operations: Austenitic stainless steel grade UNS S30403 used in selected cargo tank and piping applications.
Stainless Steel 316 Passive X100. Marine Cathodic Protection and Anodes: Passive-state stainless 316 with potential near +0.05 V vs Ag/AgCl in seawater.
Stainless Steel 316L X93. IBC Code and Chemical Tanker Operations: Austenitic molybdenum-bearing stainless steel grade UNS S31603 widely used in chemical tanker cargo tanks.
Stainless Steel Cargo Tank X135. Chemical Tanker Operators and IBC Code Cargoes: 316L, duplex 22Cr or super duplex 25Cr construction giving universal compatibility with acids, solvents and food-grade products without coating.
Stainless Steel Casing X63. Marine Auxiliary Machinery and Pumps: Pump body material used for chemical and corrosive duty.
Stainless steel coating X45. Marine Paints, Coatings and Antifouling: Specialty system using epoxy with stainless steel pigments for sliding surfaces.
Stainless Steel Worktable X120. Marine Catering, Provisions and Ship Chandlers: IMPA 174135 galley work table, AISI 304 grade standard.
Stainless Wire Mooring X173. Mooring, Anchoring, OCIMF MEG4, and Equipment Numeral: Wire mooring made of stainless rather than galvanized steel, used in special service such as offshore loading hawsers.
Staircase Lock X33. Inland Navigation and Barge Operations: Series of contiguous lock chambers without intermediate pounds.
Stake out X42. Offshore Wind Installation and Cable Lay: Marking of pile positions on the seabed prior to driving.
Stale Bill of Lading Clause X51. Maritime Arbitration, Law and BIMCO Clauses: A documentary credit provision rejecting bills of lading presented after a specified period from the date of issue.
Stalk X37. Marine Spatial Planning, Subsea Cables and Submarine Pipelines: Long welded length of pipe used in S-lay double or quad joint operations.
Stamford Capital X49. Ship Finance, Leasing and Maritime Capital Markets: US shipping debt advisory firm working on syndicated loans and capital raises.
Stamukha X27. Polar Code, Ice Navigation and Polar Operations: Grounded hummock of ice; common in shallow Arctic coastal areas.
Stan Tug 1606 X137. Harbour Tugs, Towage Operators and Tug Builders: See Damen Stan Tug 1606.
Stan Tug 2208 X137. Harbour Tugs, Towage Operators and Tug Builders: See Damen Stan Tug 2208.
Stand by X3. Ship Handling, Seamanship and Deck Vocabulary: Be ready to act.
Stand-by Diver X82. Saturation Diving and Offshore Diving Operations: Suited diver ready to enter the water on instruction of the supervisor.
Stand-by pilot X32. Marine Pilotage and Pilot Operations: Pilot on call but not yet assigned to a job.
Stand-By Pump X63. Marine Auxiliary Machinery and Pumps: Redundant pump arranged to start automatically if the running pump trips.
Stand-Off Anode X100. Marine Cathodic Protection and Anodes: A sacrificial anode mounted on brackets that hold the anode away from the hull or jacket surface.
Stand-on vessel B3. Nautical Science: COLREGs vessel required to maintain course.
Stand-on vessel error X12. Maritime Casualties and Investigation: COLREGs Rule 17 misapplication common in collision causation.
Standard 22 X168. Bridge Electronics: Radar, ECDIS, GMDSS, and IBS: Anschutz fluid-suspended spherical gyrocompass widely fitted on merchant vessels.
Standard 22 NX X89. ECDIS and Bridge Equipment Makers: Network ready evolution of the Raytheon Anschutz Standard 22 gyrocompass.
Standard and Poor's X49. Ship Finance, Leasing and Maritime Capital Markets: Credit rating agency rating selected shipping issuers and bonds.
Standard Cargo X9. Cargo Securing, Lashing and Stability Vocabulary: Cargo with established stowage and lashing arrangements in CSM.
Standard Club X53. Marine Insurance, P&I and Hull Clauses: The Standard Steamship Owners' Protection and Indemnity Association, founded in 1884, which merged with North of England in February 2023 to form NorthStandard.
Standard Club (NorthStandard) X157. Marine Loss Adjusters, GA Practice, and Casualty Firms: P&I club managed by Charles Taylor; merged with North of England in 2023 to form NorthStandard.
Standard commission X71. Shipbrokers and Brokerage Firms: Customary 1.25 percent brokerage in tanker voyage charters and 1.25 percent in time charters.
Standard Container Project Cargo X104. Project Cargo Forwarders and Heavy Transport: Project items that fit within ISO container envelopes for liner shipment.
Standard Discharge Connection (Reg 10 Annex IV) X171. MARPOL 73/78: Annex-by-Annex Detailed Glossary: The flange dimensions standardized in Annex IV Reg 10 for the connection of ship pipelines for the delivery of sewage to reception facilities.
Standard Display X73. Marine Hydrography, Charting and ENC: The S-52 minimum display category required by IMO for ECDIS.
Standard Diving Dress X82. Saturation Diving and Offshore Diving Operations: Historic copper helmet and canvas suit equipment.
Standard Dry Container X83. ISO Container Manufacturing and Leasing: 20-foot or 40-foot ISO container of external height 2.591 m used for general cargo.
Standard Fruit Company X70. Reefer Containers and Cold Chain Shipping: Historical name of Dole's banana operations, formerly a major operator of conventional reefer vessels.
Standard meridian X16. Nautical Science, Navigation and COLREGs: Meridian used as time reference for a zone.
Standard Operating Procedure X75. IMDG Code, Classes, Packing and Segregation: Documented procedure for IMDG handling, packaging and inspection.
Standard organization of bridge watch B3. Nautical Science: STCW Section A-VIII/2 part 4-1.
Standard P&I X36. Shipboard Medical, Telemedicine and Seafarer Health: Standard Club; P&I club with PEME scheme; merged with North in NorthStandard.
Standard P&I Rules X53. Marine Insurance, P&I and Hull Clauses: The rules under which a P&I club provides cover, supplementing the certificate of entry.
Standard Plate Count X41. Cruise Ship Public Health and VSP/USPH: Laboratory enumeration of heterotrophic bacteria in potable water, used as a general water quality indicator.
Standard port X16. Nautical Science, Navigation and COLREGs: Port for which independent tidal predictions are published.
Standard Potential X100. Marine Cathodic Protection and Anodes: The thermodynamic potential of an electrode reaction at unit activity, the basis from which seawater galvanic-series values are derived.
Standard reference fuel X47. Marine Fuel Quality and ISO 8217: Calibration fuel of certified composition used to verify cetane engine, viscometer, or density meter performance.
Standard Risk Ship X7. Flag State, Port State Control and Detention Vocabulary: SRS under Paris MoU NIR, inspected every 10 to 12 months.
Standard Risk Ship (SRS) X66. Port State Control and Regional MOUs: Ship Risk Profile category under Paris MOU NIR with inspection interval of 10-12 months.
Standard speed trial B4. Shipbuilding, Materials, Sea Trials, Retrofits and Recycling: Mile run on measured mile per ISO 15016.
Standard tier weight curve X76. Stevedoring, Lashing and Cargo Securing: Permissible weight per tier curve published in the Cargo Securing Manual.