Everything You Need to Know about Oil Storage Components in Aircraft

Oil is a necessary tool that aids in the proper function of aircraft; therefore, oil storage components are also required at every step of the way. These components encompass a variety of parts such as oil tanks, filters, pumps, pressure gauges, and sampling mechanisms. Understanding their various types and individual purposes is integral to ultimately ensuring optimal engine performance and safety during flight operations. In this blog, we will delve into various oil storage component types and explore standard maintenance practices that keep them–and by extension, aircraft–running smoothly.

Oil Storage Components in Aircraft Engines

A fundamental component of an aircraft engine system is the oil storage tank, which is designed to securely contain the fuel that is required to power the engine. The size and location of these tanks vary between different aircraft models, but their function remains consistent: to store and supply oil to the engine as needed.

Within this system, the oil pump holds a pivotal role, responsible for circulating oil throughout the engine and ensuring that all parts are adequately lubricated. Efficient oil pumps are essential to maintain proper engine function, as they help reduce friction and prevent overheating by ensuring consistent oil flow to critical engine components.

Lastly, the oil filter is a piece that is intended to remove contaminants and impurities from the oil before it reaches the engine. This is done so that the oil remains free from particles that could reduce its effectiveness as a lubricant, and in some cases, could even cause damage to the aircraft system as a whole.

Necessary Regular Maintenance and Inspections

Maintaining the various oil storage components used in aircraft is essential to upholding proper performance. Regular inspection and servicing ensures the reliability and safety of the aircraft engine system, allowing any problems to be caught swiftly before further damage is caused. Whether inspecting or correcting the problem, it is extremely important to adhere to the manufacturer-recommended guidelines.

Monitoring the oil pressure of an aircraft engine is a crucial part of ensuring its health. The oil pressure gauge serves as a vital indicator, providing real-time information about the oil pressure within the system. Deviations from the standard pressure levels can signal potential issues in the oil storage components or the engine itself, prompting users to perform necessary maintenance or troubleshooting measures.

Oil sampling is another standard maintenance practice which involves taking samples of engine oil and assessing its condition. This process helps identify any contaminants, metal particles, or other unwanted signs of degradation within the oil, enabling for timely interventions to maintain the engine's performance and longevity.

Oil Containers for Transportation and Storage

While less impactful on aircraft performance when directly compared to oil storage tanks, the oil containers used for storing and transporting oil for aircraft maintenance also play a significant role. First and foremost, these containers must meet stringent standards to ensure the purity and integrity of the oil they hold. Beyond their robust construction, the proper handling and storage of oil containers is essential to prevent vessel damage, avoid contamination, and maintain the overall quality of the oil.


In conclusion, oil storage components in aircraft engines are vital for maintaining optimal engine performance and flight safety, while oil containers maintain the integrity of the oil before its inevitable use. Many of these components work together to provide proper lubrication, remove impurities, and monitor the health of the engine. Regular inspection and servicing of these essential parts while adhering to recommended maintenance protocols is a necessity to uphold their integrity. Additionally, a thorough understanding of oil storage components and each of their distinct functions is crucial for aircraft maintenance personnel and enthusiasts alike to properly aid in the smooth operation and longevity of aircraft engines.

If you require any variety of oil storage components, look no further than Aerospace Sphere. We are a leading online supplier carrying over 2 billion parts for aviation applications, and we proudly operate with AS9120B, ISO 9001:2015, and FAA AC 00-56B accreditation to bring you the best quality products possible. As you browse our website and see any item of interest, you are more than welcome to fill out one of our instant RFQ forms to your specifications, and upon submitting it, one of our experts will get back to you within 15 minutes to provide a custom quote for your comparisons. Owned and operated by ASAP Semiconductor, we leverage our industry expertise for rapid lead times and competitive pricing on all orders. With this in mind, do not hesitate to reach out at any time of day, and see how we can serve as your dependable procurement partner.


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