High-quality hydraulic rotator (Part Number: 9119343) designed for Hitachi large excavators, including EX400, EX400-3, EX450-5, EX550, EX550-3, EX550-5, EX600-3, EX600-5, EX750-5, EX800-5, EX1100 and EX1100-3. This OEM-grade replacement ensures smooth and powerful slewing performance, stable hydraulic rotation, and long-term durability under heavy-duty working conditions.
Manufactured to exact Hitachi specifications, the 9119343 hydraulic rotator provides precise control of upper-structure rotation, reduced vibration, and excellent reliability in mining, construction, and earthmoving applications. The component is engineered for maximum torque transfer and efficient hydraulic performance, helping maintain consistent machine productivity.
This rotator is a direct-fit replacement for the original Hitachi swing device and is widely used by service centers and equipment owners for restoring proper slewing functionality. Built with reinforced materials and precision-machined internals, it delivers long service life and dependable performance even in extreme load environments.
