Airframe and powerplant maintenance concepts tested on the FAA Airframe and Powerplant mechanic certification exams.
39 cards · basic cards · AI-written, checked twice. Edit anything.
- What does 14 CFR Part 43 regulate?
- General requirements for maintenance, preventive maintenance, rebuilding, and alteration of aircraft
- What is an Airworthiness Directive (AD)?
- An FAA legally enforceable rule requiring inspection, repair, or alteration of aircraft to correct a safety deficiency
- What does TBO stand for in aircraft maintenance?
- Time Between Overhaul, the manufacturer-recommended maximum flight hour interval before an engine requires complete overhaul
- What is the purpose of FAA Form 337?
- Documents major repairs and alterations to aircraft, required to be maintained in the aircraft logbook
- What does TCDS stand for?
- Type Certificate Data Sheet, specifies the design limits and approved configurations for a particular aircraft type
- Define a critical fastener.
- A fastener whose failure would significantly affect flight safety or structural integrity of the aircraft
- What is the primary function of an aircraft hydraulic system?
- Transmits and controls power to operate flight control surfaces, landing gear, brakes, and other systems
- What are the two primary types of aircraft hydraulic fluid?
- MIL-PRF-5606 (red mineral oil) and MIL-PRF-23827 (synthetic blue)
- What is a hard-time component?
- A component with a mandatory removal and overhaul interval regardless of condition, based on safety-critical importance
- Define corrosion in aircraft maintenance context.
- Chemical or electrochemical attack on metal that weakens the structure and can lead to failure if not controlled
- What are the three main types of aircraft corrosion?
- Surface corrosion, intergranular corrosion, and stress corrosion cracking
- What is galvanic corrosion?
- Corrosion that occurs when two dissimilar metals in contact with each other are exposed to an electrolyte, creating an electrical potential
- What is the main purpose of composite materials in modern aircraft?
- Reduces weight while maintaining or improving structural strength, improving fuel efficiency and performance
- What is damage tolerance in aircraft design?
- A design philosophy where aircraft structure can sustain damage and remain safe to operate until the damage is repaired
- What does MRB stand for?
- Maintenance Review Board, a committee that establishes the approved maintenance program and requirements for a specific aircraft type