- Shipping Length Of Unit: 22.68 ft / 6910 mm
- Shipping Height Of Unit: 9.09 ft / 2770 mm
- Max Loading Height: 18.94 ft / 5770 mm
- Max Reach Along Ground: 26.58 ft / 8100 mm
Published dimensions and weight
Caterpillar 311C U
The Caterpillar 311C U pairs the 3064T engine (79.2 hp) with an operating weight near 12 t.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale
01Dimensions referenceLength × width × height
02Operating Weight26411.4 lb11980 kg
03Selected published values22
Hydraulic excavators are commonly used for digging, trenching, loading and site preparation. Published rows for Caterpillar 311C U include a published maximum digging depth of 18.34 ft / 5590 mm, published operating weight of 26411.4 lb / 11980 kg, published engine power of 79.2 hp / 59 kw. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Shipping Length Of Unit” field (22.68 ft / 6910 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Shipping Height Of Unit” field (9.09 ft / 2770 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Max Loading Height” field (18.94 ft / 5770 mm) with the specific machine's configuration and records; options and condition can differ.
What changes with this option
Compared with the base Caterpillar 311C: 15 of 20 published specifications change.
| Section | Specification | Caterpillar 311C | Caterpillar 311C U |
|---|---|---|---|
| Boom/Stick Option (Hex) 1 | Shipping Length Of Unit | 22.67 ft / 6910 mm | 22.68 ft / 6910 mm |
| Boom/Stick Option (Hex) 1 | Shipping Height Of Unit | 9.08 ft / 2770 mm | 9.09 ft / 2770 mm |
| Boom/Stick Option (Hex) 1 | Max Loading Height | 17.93 ft / 5450 mm | 18.94 ft / 5770 mm |
| Boom/Stick Option (Hex) 1 | Max Reach Along Ground | 24.83 ft / 7570 mm | 26.58 ft / 8100 mm |
| Boom/Stick Option (Hex) 1 | Max Vertical Wall Digging Depth | 14.5 ft / 4425 mm | 16.21 ft / 4940 mm |
| Boom/Stick Option (Hex) 1 | Max Digging Depth | 16.5 ft / 5040 mm | 18.34 ft / 5590 mm |
| Dimensions | Ground Clearance | 1.42 ft / 445 mm | 1.5 ft / 455 mm |
| Dimensions | Length Of Track On Ground | 8.58 ft / 2610 mm | 8.57 ft / 2610 mm |
| Undercarriage | Shoe Size | 20 in / 500 mm | 19.69 in / 500 mm |
| Engine | Gross Power | 82 hp / 61 kw | 79.2 hp / 59 kw |
| Engine | Displacement | 259 cu in / 4.3 L | 259.4 cu in / 4.3 L |
| Operational | Operating Weight | 26410 lb / 11980 kg | 26411.4 lb / 11980 kg |
| Operational | Hydraulic System Relief Valve Pressure | 4340 psi / 29900 kPa | 4974.8 psi / 34300 kPa |
| Operational | Hydraulic Pump Flow Capacity | 28 gal/min / 108 L/min | 57.1 gal/min / 216 L/min |
| Buckets | Reference Bucket Capacity | 0.6 yd3 / 0.4 m3 | 0.7 yd3 / 0.6 m3 |
Published only for this option
| Section | Specification | Imperial | Metric |
|---|---|---|---|
| Engine | Number Of Cylinders | 4 | 4 |
| Engine | Power Measured @ | 1800 rpm | 1800 rpm |
Not published for this option: Max Cutting Height, Boom/Stick Option (Hex) 1, Shipping Length Of Unit, Max Cutting Height, Shipping Height Of Unit, Max Loading Height, Max Reach Along Ground, Max Vertical Wall Digging Depth, Max Digging Depth, Boom/Stick Option (Hex) 2, Height To Top Of Cab, Track Gauge, Drawbar Pull, Ground Pressure, Net Power, Aspiration, Fuel Capacity, Cooling System Fluid Capacity, Hydraulic System Fluid Capacity, Engine Oil Capacity, Operating Voltage, Swing Drive Fluid Capacity, Alternator Supplied Amperage, Swing Torque, Swing Speed, Minimum Bucket Capacity, Maximum Bucket Capacity
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Manufacturer-published specifications.