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579 Trailer Mount Knuckleboom Loader
Heavy Equipment
Knuckleboom Loaders
| 579 Trailer Mount Knuckleboom Loader |
579 Technical Data
Specifications below are provided online by Caterpillar.
| Engine | |
|---|---|
| Gross Power | 129.8 kW / 173 hp |
| Engine Model | Cat® C6.6 ACERT™ |
| Engine RPM - Full Load Governed | 2200 RPM / 2200 RPM |
| Weights | |
|---|---|
| Operating Weight | 15422 kg / 34000 lb |
| Counterweight | 1392.5 kg / 3070 lb |
| Operating Specifications | |
|---|---|
| Knuckleboom Length | 9.9 m / 32.5 ft |
| Maximum Reach | 9.9 m / 32.6 ft |
| Swing Bearing Diameter | 1371.6 mm / 54 in |
| Swing Bearing Gearing | External |
| Swing Speed | 9 RPM / 9 RPM |
| Service Refill Capacities | |
|---|---|
| Hydraulic Tank | 246.1 L / 65 gal |
| Fuel Tank | 336.9 L / 89 gal |
| Hydraulic System | |
|---|---|
| Cylinders - Main | 127 mm X 76.2 mm (5 in X 3 in) |
| Cylinders - Stick | 152 mm X 102 mm (6 in X 4 in) |
| Cylinders - Live Heel | 152 mm X 102 mm (6 in X 4 in) |
| Cylinders - Stabilizer | 152 mm X 102 mm (6 in X 4 in) |
| Hydraulic Pressure - Swing | 24131.7 kPa / 3500 psi |
| Hydraulic Pressure - System | 24131.7 kPa / 3500 psi |
| Hydraulic Flow | 394 L/min (104 gpm) |
| Dimensions | |
|---|---|
| Stabilizer Reach Below Grade | 419.1 mm / 16.5 in |
| Stabilizer Spread at Max Down Reach | 4546.6 mm / 179 in |
| Stabilizer Pad Size | 559 mm X 660 mm (22 in X 26 in) |
| Stabilizer Spread at Grade | 4953 mm / 195 in |