1. What Are Aircraft Consumable Products?
Aircraft consumables are essential materials used for the maintenance, repair, and operation of aircraft. Unlike rotables, these items are used once and replaced.
2. Where Are They Used?
Consumables are used across various aircraft systems, including:
- Hydraulic systems (fluids, seals)
- Engines (oils, lubricants)
- Avionics (coolants, adhesives)
- Airframe (sealants, paints)
3. Types of Aircraft Consumables
3.1 Hydraulic Fluids
- Used in aircraft control systems, landing gear, and brakes
- Types: Phosphate ester-based, mineral-based, and synthetic fluids
3.2 Engine Oils
- Ensure smooth engine operation and reduce wear
- Types: Mineral-based, synthetic, and semi-synthetic
3.3 Lubricants & Greases
- Reduce friction and enhance component longevity
- Used in landing gears, bearings, and actuators
3.4 Sealants & Adhesives
- Prevent leaks and enhance structural bonding
- Used in fuel tanks, windshields, and fuselage joints
3.5 Coolants & Cleaning Agents
- Maintain temperature control and remove contaminants
- Used in avionics, electrical systems, and exterior cleaning
3.6 De-Icing & Anti-Icing Fluids
- Prevent ice formation on wings and critical surfaces
- Essential for safe operations in cold weather
4. Conclusion
Aircraft consumables play a vital role in safety, performance, and maintenance. Choosing the right products ensures aircraft reliability and efficiency.

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