Caterpillar 312D


Maximum Bucket Capacity1 cu yds (1 m)
Minimum Bucket Capacity0.40 cu yds (0 m)
Reference Bucket Capacity0.70 cu yds (1 m)


Ground Clearance1.50 ft (0 m)
Height to Top of Cab9.10 ft (3 m)
Length of Track on Ground9.20 ft (3 m)
Removal Counterweight Clearance3.10 ft (1 m)
Tail Swing Radius7.10 ft (2 m)
Width to Outside of Tracks8.20 ft (3 m)


Displacement259.40 cu in (0 m)
Engine ModelC4.2 ACERT
Gross Power97 hp (72 kw)
Net Power90 hp (67 kw)


Cooling System Fluid Capacity4.80 gal (18 l)
Engine Oil Capacity5.20 gal (20 l)
Fuel Capacity66.10 gal (250 l)
Hydraulic Pump Flow Capacity33.60 gal/min (127 l/min)
Hydraulic System Fluid Capacity42.80 gal (162 l)
Hydraulic System Relief Valve Pressure5,076.40 psi
Operating Weight28,483.80 lbs (12,920 kg)
Swing Drive Fluid Capacity0.80 gal (3 l)

Swing Mechanism

Swing Speed12.40 rpm


Drawbar Pull25,628.30 lbs (11,625 kg)
Ground Pressure6.10 psi
Max Travel Speed3.50 mph (6 kph)
Shoe Size19.70 in (50 cm)
Track Gauge6.60 ft (2 m)

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