Training Courses

Module 6. Materials and Hardware (Part-66)

Module 6. Materials and Hardware (Part-66)


150 hours training

Number of Participants





Content: Part-66 Module 6. Materials and Hardware


1. Aircraft Materials — Ferrous

  • 1.1 Characteristics, properties and identification of common alloy steels usedin aircraft;
    • Heat treatment and application of alloy steels;
  • 1.2 Testing of ferrous materials for hardness, tensile strength, fatigue strengthand impact resistance.

2. Aircraft Materials — Non-Ferrous

  • 2.1 Characteristics, properties and identification of common non-ferrousmaterials used in aircraft;
    • Heat treatment and application of non-ferrous materials;
  • 2.2 Testing of non-ferrous material for hardness, tensile strength, fatiguestrength and impact resistance.

3. Aircraft Materials — Composite and Non-Metallic

  • 3.1 Composite and non-metallic other than wood and fabric
    • 3.1.1 Characteristics, properties and identification of common composite andnon-metallic materials, other than wood, used in aircraft;
    • Sealant and bonding agents.
    • 3.1.2 The detection of defects/deterioration in composite and non-metallicmaterial.
    • Repair of composite and non-metallic material.
  • 3.2 Wooden structuresConstruction methods of wooden airframe structures;
  • Characteristics, properties and types of wood and glue used inaeroplanes;
  • Preservation and maintenance of wooden structure;
  • Types of defects in wood material and wooden structures;
  • The detection of defects in wooden structure;
  • Repair of wooden structure.
  • 3.3 Fabric coveringCharacteristics, properties and types of fabrics used in aeroplanes;
  • Inspections methods for fabric;
  • Types of defects in fabric;
  • Repair of fabric covering.

4. Corrosion

  • 4.1 Chemical fundamentals;
  • Formation by, galvanic action process, microbiological, stress;
  • 4.2 Types of corrosion and their identification;
  • Causes of corrosion;
  • Material types, susceptibility to corrosion.

5. Fasteners

  • 5.1 Screw threads
  • Screw nomenclature;
  • Thread forms, dimensions and tolerances for standard threads used in aircraft;
  • Measuring screw threads;
  • 5.2 Bolts, studs and screws
  • Bolt types: specification, identification and markingof aircraft bolts, international standards;
  • Nuts: self locking, anchor, standard types;
  • Machine screws: aircraft specifications;
  • Studs: types and uses, insertion and removal;
  • Self tapping screws, dowels.
  • 5.3 Locking devices
  • Tab and spring washers, locking plates, split pins, pal-nuts, wire locking, quick release fasteners, keys, circlips, cotter pins.
  • 5.4 Aircraft rivets
  • Types of solid and blind rivets: specifications and identification, heat treatment.

6. Pipes and Unions

  • 6.1 Identification of, and types of rigid and flexible pipes and their connectors used in aircraft;
  • 6.2 Standard unions for aircraft hydraulic, fuel, oil, pneumatic and air system pipes.

7. Springs

  • Types of springs, materials, characteristics and applications.

8. Bearings

  • Purpose of bearings, loads, material, construction;
  • Types of bearings and their application.

9. Transmissions

  • Gear types and their application;
  • Gear ratios, reduction and multiplication gear systems, driven and drivinggears, idler gears, mesh patterns;
  • Belts and pulleys, chains and sprockets.

10. Control Cables

  • Types of cables;
  • End fittings, turnbuckles and compensation devices;
  • Pulleys and cable system components;
  • Bowden cables;Aircraft flexible control systems.

11. Electrical Cables and Connectors

  • Cable types, construction and characteristics;
  • High tension and co-axial cables;
  • Crimping;Connector types, pins, plugs, sockets, insulators, current andvoltage rating, coupling, identification codes.



Target Group


Aircraft Engine






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