Aircraft oxygen systems are indispensable for ensuring the safety and well-being of passengers and crew at high altitudes where oxygen levels are insufficient for normal respiration. These systems encompass various components from oxygen system kits to regulators and indicators, each element having its own significance in maintaining adequate oxygen supply onboard aircraft. In this blog, we will explore common types of aircraft oxygen systems, their components, and their crucial roles in both emergency and standard operations to ensure safety and comfort during flight.