Cat 305.5 Excavator Hydraulic Cylinder For Large Arm Middle Arm Small Arm
Cat 305.5 Excavator Hydraulic Cylinder For Large Arm Middle Arm Small Arm
The Cat 305.5 excavator hydraulic cylinders include two boom cylinders, one stick cylinder, and one bucket cylinder. The cylinder diameter is 120-140mm, the stroke is 1030-1430mm, and the working pressure reaches 34.3MPa. They are responsive and reliably sealed, providing strong power and precise control for excavation operations.
Product Parameters
Cat 305.5 excavator hydraulic cylinder core parameters
| Type | Quantity | Bore diameter | Rod diameter | Retractlon | Stroke | Corresponding excavation force | Adaptive pressure |
| Boom cylinder | 2 | 120mm | 55mm | 1450mm | 1260mm | Overall lifting force | 24.5–25.2 MPa |
| Stick cylinder | 1 | 140mm | 55mm | 1620mm | 1430mm | Stick digging force: 27.2–27.4 kN | 24.5–25.2 MPa |
| Bucket cylinder | 1 | 120mm | 55mm | 1220mm | 1030mm | Bucket digging force: 35–35.3 kN | 24.5–25.2 MPa |
Company Profile
Runhe Hydraulics is a premium hydraulic manufacturer, supplying high-strength excavator hydraulic cylinders with stable performance and precise stroke. We offer full models, OEM customization, global delivery and professional after-sales for excavator hydraulic systems.
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