Contents
Dimensions
| Transport Length | 371.7 in (9440 mm) |
| Transport Width | 125.2 in (3180 mm) |
| Track Gauge | 86.6 in (2200 mm) |
| Shipping Height | 135.4 in (3440 mm) |
| Counterweight Clearance | 40.2 in (1020 mm) |
| Ground Clearance | 17.7 in (450 mm) |
Weights
| Operating Weight – Standard Undercarriage | 44820 lb (20330 kg) |
| Operating Weight – Long Undercarriage | 47554 lb (21570 kg) |
| Counterweight | 8510 lb (3860 kg) |
Swing Mechanism
| Swing Speed | 11.5 rpm |
| Swing Torque | 45612 lb ft (61.8 kNm) |
| Swing Brake | Automatic swing parking brake |
Undercarriage
| CAT 320D | Standard Undercarriage | Long Undercarriage |
|---|---|---|
| Number of Shoes – Each Side | 45 | 49 |
| Number of Carrier Rollers – Each Side | 2 | 2 |
| Number of Track Rollers – Each Side | 7 | 8 |
| Track Gauge | 86.6 in (2200 mm) | 93.7 in (2380 mm) |
| Track Shoes (Standard) | 24 in (600 mm) | 32 in (800 mm) |
| Track Shoes (Optional) | 700 mm (28 in) double or triple grouser 800 mm (32 in) triple grouser |
600 mm (24 in) double or triple grouser 700 mm (28 in) double or triple grouser |
Engine Details
| Number of Cylinders | 6 |
| Engine Make | Caterpillar |
| Engine Model | Cat 3066TA |
| Displacement | 389 cu in (6.37 L) |
| Bore | 4.1 in (102 mm) |
| Stroke | 5.2 in (130 mm) |
| Net Power – ISO 9249 | 138 hp (103 kw) |
| Flywheel Power | 138 hp (103 kw) |
| Power Measured @ | 1800 rpm |
| Aspiration | Turbocharged and aftercooled |
| Emission Standards | US EPA Tier 2 + EU Stage II |
Operational Specs
| Operating Weight (CAT 320D) | 44820 lb (20330 kg) |
| Operating Weight (CAT 320D L) | 47554 lb (21570 kg) |
| Operating Voltage | 24 V |
| Alternator | 50 amps |
| Battery | 2x 12 V, 90 Ah, RC: 170 min, CCA 1000, 31 BCI |
| Brakes | SAE J1026 APR90 |
| Cab/Fogs | SAE J1356 FEB88 |
| Sound Performance | ANSI/SAE J1166 OCT 98 |
Powertrain
| Type | Two-speed auto-shift travel |
| Maximum Travel Speed | 3.5 mph (5.7 km/h) |
| Maximum Drawbar Pull | 46311 lb (206 kN) |
Hydraulic System
| Type | Fully pressurized hydraulics with Cross Sensing System |
| Pump Type | The hydraulic cross sensing system utilizes each of 2 hydraulic pumps to 100% of engine power |
| Main Implement System – Maximum Flow (2x) | 54 gal/min (205 L/min) |
| Maximum Pressure – Equipment | 5076 psi (35000 kPa) |
| Maximum Pressure – Heavy Lift | 5221 psi (36000 kPa) |
| Maximum Pressure – Travel | 5076 psi (35000 kPa) |
| Maximum Pressure – Swing | 3626 psi (25000 kPa) |
| Pilot System – Maximum Flow | 9 gal/min (32.4 L/min) |
| Pilot System – Maximum Pressure | 566 psi (3900 kPa) |
| Boom Cylinder – Bore | 4.7 in (120 mm) |
| Boom Cylinder – Stroke | 49.6 in (1260 mm) |
| Reach Stick Cylinder – Bore | 5.5 in (140 mm) |
| Mass Stick Cylinder – Bore | 5.5 in (140 mm) |
| B1 Family Bucket Cylinder – Bore | 4.7 in (120 mm) |
| Reach Stick Cylinder – Stroke | 59.8 in (1518 mm) |
| Mass Stick Cylinder – Stroke | 59.2 in (1504 mm) |
| B1 Family Bucket Cylinder – Stroke | 43.5 in (1104 mm) |
| CB2 Family Bucket Cylinder – Bore | 5.3 in (135 mm) |
| CB2 Family Bucket Cylinder – Stroke | 45.5 in (1156 mm) |
Service Refill Capacities
| Fuel Tank Capacity | 108 gal (410 L) |
| Engine Oil Capacity | 8 gal (30 L) |
| Cooling System Capacity | 6.6 gal (25 L) |
| Final Drive Capacity (Each) | 2.1 gal (8 L) |
| Swing Drive Capacity | 2.1 gal (8 L) |
| Hydraulic System Capacity (Including Tank) | 69 gal (260 L) |
| Hydraulic Tank Capacity | 32 gal (120 L) |
