A hydraulic cylinder is a mechanical device that converts fluid power into linear mechanical force and motion. Comprising a cylindrical barrel, piston, and hydraulic fluid, it operates by harnessing the pressure generated by the fluid to produce controlled linear motion. This essential component finds widespread use across industries, from construction and manufacturing to aerospace. Available in various types such as single-acting and double-acting, hydraulic cylinders play a pivotal role in heavy machinery and equipment, enabling tasks like lifting, pushing, pulling, and pressing. Constructed from robust materials like steel or aluminum, these cylinders require periodic maintenance to ensure optimal performance and efficiency in hydraulic systems, making them indispensable in diverse applications.