Engineering

Stern Tube Seal

A sealing device at the exit point of the ship’s propeller shaft through the hull, preventing water ingress and oil leakage, and critical for propulsion integrity.

Quick answer: A sealing device at the exit point of the ship’s propeller shaft through the hull, preventing water ingress and oil leakage, and critical for propulsion integrity.

This term page is part of the Protermify Maritime glossary and is published as static HTML for fast indexing and clear language coverage.

Languages

Quick answer

A sealing device at the exit point of the ship’s propeller shaft through the hull, preventing water ingress and oil leakage, and critical for propulsion integrity.

Why it matters

Stern Tube Seal matters because it supports clear communication in Engineering contexts for Deck Officers, Engine Officers, and Masters. It also connects to aviation training and exam language such as STCW, Marlins Test, ISF Watchkeeper, and GMDSS.

Editorial context

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Questions and answers

Questions and answers

What is Stern Tube Seal?

In this glossary, Stern Tube Seal refers to: A sealing device at the exit point of the ship’s propeller shaft through the hull, preventing water ingress and oil leakage, and critical for propulsion integrity.

How is Stern Tube Seal used in maritime?

In maritime communication, this term appears in contexts such as: "Engine room, monitor stern tube seal for signs of leakage during high RPM operations and report any abnormality immediately."

Why does Stern Tube Seal matter in maritime?

Stern Tube Seal matters because it supports clear communication in Engineering contexts for Deck Officers, Engine Officers, and Masters. It also connects to aviation training and exam language such as STCW, Marlins Test, ISF Watchkeeper, and GMDSS.

Who uses Stern Tube Seal?

Stern Tube Seal is mainly used by Deck Officers, Engine Officers, and Masters.

What category does Stern Tube Seal belong to?

In this glossary, Stern Tube Seal is grouped under Engineering. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from IMO SMCP, STCW Convention, SOLAS, COLREG and published by Protermify Maritime as a static maritime reference page.

Definition

A sealing device at the exit point of the ship’s propeller shaft through the hull, preventing water ingress and oil leakage, and critical for propulsion integrity.

Operational example

Engine room, monitor stern tube seal for signs of leakage during high RPM operations and report any abnormality immediately.

Definition language

English reference definition

Source

IMO SMCP, STCW Convention, SOLAS, COLREG

Category

Engineering

Exam relevance

  • STCW
  • Marlins Test
  • ISF Watchkeeper
  • GMDSS

Target audience

  • Deck Officers
  • Engine Officers
  • Masters

Related terms

Use the related links below to continue through connected maritime terminology.

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