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Caterpillar 321D LCR Hydraulic Excavator
Caterpillar 321D LCR Hydraulic ExcavatorIncreased work tool options, new powerful engine and easier operation lead to increased productivity and lower operating costs. |  |  | |||
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 | Overview & Specifications | |  | Features & Benefits | | | Standard Equipment | | | Optional Equipment | | | Work Tools & Attachments | ||
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| Engine | |
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| Engine Model | Cat® C6.4 ACERT™ |
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| Net Flywheel Power | 148 hp / 110 kW |
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| Net Power - ISO 9249 | 148 hp / 110 kW |
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| Net Power - SAE J1349 | 148 hp / 110 kW |
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| Net Power - EEC 80/1269 | 148 hp / 110 kW |
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| Bore | 4.02 in / 102 mm |
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| Stroke | 5.12 in / 130 mm |
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| Displacement | 389 in3 / 6.4 L |
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| Weights | |
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| Operating Weight | 51875 lb / 23530 kg |
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| Operating Weight - Std. Undercarriage | 51875 lb / 23530 kg |
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| Drive | |
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| Maximum Drawbar Pull | 46311 lb / 206 kN |
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| Maximum Travel Speed | 3.5 mph / 5.7 km/h |
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| Hydraulic System | |
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| Main Implement System - Maximum Flow (2x) | 54 gal/min / 205 L/min |
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| Max. pressure - Equipment | 5076 psi / 35000 kPa |
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| Max. pressure - Heavy Lift | 5221 psi / 36000 kPa |
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| Max. pressure - Travel | 5076 psi / 35000 kPa |
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| Max. pressure - Swing | 3626 psi / 25000 kPa |
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| Pilot System - Maximum flow | 9 gal/min / 32.4 L/min |
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| Pilot System - Maximum pressure | 566 psi / 3900 kPa |
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| Boom Cylinder - Bore | 4.7 in / 120 mm |
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| Boom Cylinder - Stroke | 49.6 in / 1260 mm |
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| B1 Family Bucket Cylinder - Bore | 4.7 in / 120 mm |
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| B1 Family Bucket Cylinder - Stroke | 43.5 in / 1104 mm |
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| Service Refill Capacities | |
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| Fuel Tank Capacity | 87 gal / 330 L |
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| Cooling System | 6.6 gal / 25 L |
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| Engine Oil | 8 gal / 30 L |
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| Swing Drive | 2.1 gal / 8 L |
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| Final Drive (each) | 2.1 gal / 8 L |
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| Hydraulic System (including tank) | 55 gal / 208 L |
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| Hydraulic Tank (Including suction pipe) | 35 gal / 133 L |
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| Swing Mechanism | |
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| Swing Speed | 11.5 RPM / 11.5 RPM |
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| Swing Torque | 45612 lb ft / 61.8 kN·m |
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| Dimensions | |
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| Transport width | 125.2 in / 3180 mm |
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