Machinist Mate Marling: A Comprehensive Guide for US Navy Sailors (1955)
Introduction
The Machinist Mate Marling course is designed to provide Sailors with the knowledge and skills necessary to perform marling operations in accordance with US Navy standards. This course covers the tools, materials, and techniques used in marling, as well as the inspection and repair of marled items.
Course Objectives
Upon completion of this course, the Sailor will be able to:
- Identify the tools and materials used in marling
- Perform marling operations in accordance with US Navy standards
- Inspect and repair marled items
Prerequisites
To enroll in this course, the Sailor must have:
- Completed the Basic Machinist Mate (MM) course
- A working knowledge of basic hand tools
Course Content
The course consists of the following modules:
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Module 1: Introduction to Marling
- Overview of marling
- Tools and materials used in marling
- Safety precautions
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Module 2: Basic Marling Techniques
- Simple marling
- Crown marling
- Flemish marling
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Module 3: Advanced Marling Techniques
- Marling with seizing
- Marling with splices
- Marling with grommets
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Module 4: Inspection and Repair of Marled Items
- Inspection criteria for marled items
- Repair techniques for damaged marled items
Assessment
The Sailor's performance in this course will be assessed through a combination of written tests, practical exercises, and demonstrations.
Tools and Materials
The following tools and materials are required for this course:
- Marline spike
- Marline
- Tar
- Sailmaker's palm
- Knife
Safety Precautions
The following safety precautions must be observed during this course:
- Wear appropriate safety gear, including safety glasses and gloves.
- Handle sharp tools with care.
- Avoid working with marline that is frayed or damaged.
- Keep the work area clean and free of tripping hazards.
Common Mistakes to Avoid
Some common mistakes to avoid when marling include:
- Using too much marline
- Not tightening the marling enough
- Crossing the marline over itself
- Not using enough tar
How to Step-by-Step Approach to Marling
Simple Marling:
* Pass the marline twice around the standing part of the rope.
* Cross the marline over itself and pass it under the standing part.
* Tighten the marline by pulling on both ends.
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Crown Marling:
* Pass the marline three times around the standing part of the rope.
* Cross the marline over itself and pass it under the standing part.
* Repeat steps 2-3 until the marling is complete.
Flemish Marling:
* Pass the marline four times around the standing part of the rope.
* Cross the marline over itself and pass it under the standing part.
* Repeat steps 2-3 until the marling is complete.
Frequently Asked Questions (FAQs)
1. What is the purpose of marling?
Marling is used to secure and protect ropes and other lines from wear and damage.
2. What are the different types of marling?
The three most common types of marling are simple marling, crown marling, and Flemish marling.
3. Which type of marling is strongest?
Flemish marling is the strongest type of marling.
4. How do I know if my marling is tight enough?
The marling should be tight enough to prevent the rope from slipping or fraying. However, it should not be so tight that it cuts into the rope.
5. How do I repair damaged marling?
Damaged marling can be repaired by cutting out the damaged section and replacing it with new marling.
6. What are some common mistakes to avoid when marling?
Some common mistakes to avoid when marling include using too much marline, not tightening the marling enough, crossing the marline over itself, and not using enough tar.
Additional Resources
Conclusion
Marling is an essential skill for Sailors in the US Navy. This course provides Sailors with the knowledge and skills necessary to perform marling operations in accordance with US Navy standards.
