EASA Part-66 license study material. We offer comprehensive study material for all 17 modules required for the license. Depending on the license category, applicants are required to successfully complete between 10 to 13 modular exams. Please let us know if you have any questions or if you would like to purchase our study material.
Module-06
MATERIALS AND HARDWARE
. Time allowed: 100 minutes.
Category B1&B2: 80 MCQ 6.1 Aircraft materials — ferrous LEVEL ** No. of MCQ
(a) Characteristics, properties and identification of common alloy steels 2 3
used in aircraft; Heat treatment and application of alloy steels.
(b) Testing of ferrous materials for hardness, tensile strength, fatigue 1 2
strength and impact resistance.
(c) Repair and inspection procedures for ferrous materials, structures, and 2 2
airframes.
6.2 Aircraft materials — non-ferrous
(a) Characteristics, properties and identification of common 2 4
non-ferrous materials used in aircraft; Heat treatment and
application of non-ferrous materials.
(b) Testing of non-ferrous material for hardness, tensile strength, 1 3
fatigue strength and impact resistance.
(c) Repair and inspection procedures for non-ferrous materials, 2 2 structures, and airframes.
6.3 Aircraft materials — composite and non-metallic
6.3.1 Composite and non-metallic materials other than wood and fabric
(a) Characteristics, properties and identification of common composite and 2 4
non-metallic materials, other than wood, used in aircraft; Sealant and
bonding agents.
(b) Detection of defects/deterioration in composite and non-metallic 2 4
materials.
(c) Repair of and inspection procedures for composite and non-metallic 2 2
materials, structures, and airframes.
6.3.2 Wooden structures 2 4
Construction methods of wooden airframe structures; Characteristics,
properties and types of wood and glue used in aeroplanes ; Preservation
and maintenance of wooden structures;Types of defects in wood material
and wooden structures; Detection of defects in wooden structures;
Repair of wooden structures.
6.3.3 Fabric covering 1 4
Characteristics, properties and types of fabrics used in aeroplanes;
Inspection methods for fabrics; Types of defects in fabrics; Repair of fabric
covering.
6.4 Corrosion
(a) Chemical fundamentals; Formation by galvanic action process, 1 3
microbiological contamination, mechanical stress.
(b) Types of corrosion and their identification; Causes of corrosion; 3 5
Material types, and their susceptibility to corrosion.
6.5 Fasteners
6.5.1 Screw threads 2 4
Screw nomenclature; Thread forms, dimensions and tolerances for
standard threads used in aircraft; Measuring screw threads.
6.5.2 Bolts, studs, and screws 2 6
Bolt types: specification, identification and marking of 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.
6.5.3 Locking devices 2 2
Tab and spring washers, locking plates, split pins, pal-nuts, wire
locking, quick- release fasteners, keys, circlips, cotter pins.
6.5.4 Aircraft rivets 2 3
Types of solid and blind rivets: specifications and identification, heat treatment.
6.6 Pipes and unions
(a) Identification and types of rigid and flexible pipes and their 2 1
connectors used in aircraft;
(b) Standard unions for aircraft hydraulic, fuel, oil, pneumatic 2 2
and air system pipes.
6.7 Springs — 2 1
Types of springs, materials, characteristics, and applications.
6.8 Bearings 1 2 2 2 4
Purpose of bearings, loads, material, construction; Types of
bearings and their application.
6.9 Transmissions 1 2 2 2 4
Gear types and their application; Gear ratios, reduction and
multiplication gear systems, driven and driving gears, idler gears,
mesh patterns; Belts and pulleys, chains and sprockets.
6.10 Control cables 2 5
Types of cables; End fittings, turnbuckles and compensation devices;
Pulleys and cable system components; Bowden cables; Aircraft flexible
control systems.
6.11 Electrical cables and connectors 2 6
Cable types, construction and characteristics; High-tension and coaxial
cables; Crimping; Connector types, pins, plugs, sockets, insulators,
current and voltage rating, coupling, identification codes.