The Check Valve permits fluid to pass in a single direction and automatically blocks flow in the opposite direction. It operates through an internal mechanism, often a spring-loaded poppet or ball, which opens under forward pressure and closes when reverse pressure is applied. By doing this, the valve prevents fluid backflow that could cause damage and system inefficiency. It supports the safe operation of hydraulic and lubrication circuits by ensuring that fluid moves only as intended, maintaining system stability.Attributes:• Contributes to system safety by eliminating reverse circulation.• Enhances pump protection by eliminating fluid reversal.• Reduces energy loss by minimizing leakage in the reverse direction.Applications: The Check Valve is used in hydraulic and lubrication circuits to permit controlled one-way flow and prevent backflow, ensuring safe, stable, and efficient system performance.