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Published dimensions and weight

Caterpillar 312C

Weighing roughly 12.8 t and rated at 90 hp, the Caterpillar 312C is a hydraulic excavator in its size class.

01Published dimensions and weight
Dimensions reference
Hydraulic Excavator category illustration
Measurement reference — not to scale
01Dimensions referenceLength × width × height
02Operating Weight28170 lb12777.7 kg
03Selected published values47
Published highlights
  • Shipping Length Of Unit: 24.84 ft / 7570 mm
  • Shipping Height Of Unit: 9.06 ft / 2760 mm
  • Max Cutting Height: 27.81 ft / 8475 mm
  • Max Loading Height: 20 ft / 6095 mm
Typical use

Hydraulic excavators are commonly used for digging, trenching, loading and site preparation. Published rows for Caterpillar 312C include a published maximum digging depth of 18.21 ft / 5550 mm, published operating weight of 28170 lb / 12777.7 kg, published engine power of 94 hp / 70.1 kw. These values describe the published configuration; verify the specific machine's configuration, attachments and records.

Buyer review notes
  • Compare the published “Shipping Length Of Unit” field (24.84 ft / 7570 mm) with the specific machine's configuration and records; options and condition can differ.
  • Compare the published “Shipping Height Of Unit” field (9.06 ft / 2760 mm) with the specific machine's configuration and records; options and condition can differ.
  • Compare the published “Max Cutting Height” field (27.81 ft / 8475 mm) with the specific machine's configuration and records; options and condition can differ.
02Specifications

Published values, clearly grouped.

Published specifications and measurements are organized by section for quick reference.

01

Boom/Stick Option (Hex) 1

Shipping Length Of Unit24.84 ft7570 mm
Shipping Height Of Unit9.06 ft2760 mm
Max Cutting Height27.81 ft8475 mm
Max Loading Height20 ft6095 mm
Max Reach Along Ground26.83 ft8175 mm
Max Vertical Wall Digging Depth16.31 ft4970 mm
Max Digging Depth18.21 ft5550 mm
Boom/Stick Option (Hex) 1Boom 15'3" (4650mm)/ Stick 8'2" (2500mm)Boom 15'3" (4650mm)/ Stick 8'2" (2500mm)
02

Boom/Stick Option (Hex) 2

Shipping Length Of Unit24.84 ft7570 mm
Max Cutting Height28.53 ft8695 mm
Shipping Height Of Unit9.06 ft2760 mm
Max Loading Height20.77 ft6330 mm
Max Reach Along Ground28.3 ft8625 mm
Max Vertical Wall Digging Depth17.54 ft5345 mm
Max Digging Depth19.85 ft6050 mm
Boom/Stick Option (Hex) 2Boom 15'3" (4650mm)/ Stick 9'0" (3000mm)Boom 15'3" (4650mm)/ Stick 9'0" (3000mm)
03

Dimensions

Ground Clearance1.45 ft440 mm
Height To Top Of Cab9.06 ft2760 mm
Width To Outside Of Tracks8.5 ft2590 mm
Length Of Track On Ground9.13 ft2780 mm
Tail Swing Radius6.99 ft2130 mm
04

Undercarriage

Track Gauge6.53 ft1990 mm
Shoe Size24 in600 mm
Max Travel Speed3.42 mph5.5 km/h
Drawbar Pull24728.99 lb110 kN
Ground Pressure4.79 psi33.03 kPa
05

Engine

Engine Make22362236
Engine Model3046 T3046 T
Net Power90 hp67.2 kw
Gross Power94 hp70.1 kw
Power Measured @1950 rpm1950 rpm
AspirationTurbochargedTurbocharged
Displacement259.4 cu in4.3 L
06

Operational

Operating Weight28170 lb12777.7 kg
Fuel Capacity66.1 gal250 L
Cooling System Fluid Capacity4.7 gal17.5 L
Hydraulic System Fluid Capacity42.8 gal162 L
Engine Oil Capacity4.7 gal17.5 L
Swing Drive Fluid Capacity0.8 gal3 L
Alternator Supplied Amperage55 amps55 amps
Hydraulic System Relief Valve Pressure4980 psi34335.9 kPa
Hydraulic Pump Flow Capacity33.5 gal/min126.9 L/min
07

Swing Mechanism

Swing Torque22496 lb ft30500 Nm
Swing Speed12.9 rpm12.9 rpm
08

Buckets

Reference Bucket Capacity0.8 yd30.6 m3
Minimum Bucket Capacity0.4 yd30.3 m3
Maximum Bucket Capacity1 yd30.8 m3
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Manufacturer-published specifications.

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