12/14/2025
Main Components of a Hydraulic Cylinder and Their Functions
Hydraulic cylinders are among the most critical actuating devices in modern fluid power systems. They are widely used in construction equipment, industrial machinery, mobile hydraulics, agricultural systems, and oil and gas applications to convert hydraulic energy into powerful linear motion. While hydraulic cylinders may appear simple from the outside, their performance, reliability, and service life depend heavily on the design and interaction of their internal parts....
Learn the main components of a hydraulic cylinder, how each part works, and why proper cylinder design is critical for performance and reliability.