Caterpillar 312B L

Bucket

Maximum Bucket Capacity1.10 cu yds (1 m)
Minimum Bucket Capacity0.50 cu yds (0 m)
Reference Bucket Capacity0.60 cu yds (0 m)

Dimensions

Ground Clearance1.50 ft (0 m)
Height to Top of Cab9.10 ft (3 m)
Length of Track on Ground10 ft (3 m)
Removal Counterweight Clearance3.10 ft (1 m)
Tail Swing Radius7 ft (2 m)
Width to Outside of Tracks8.20 ft (3 m)

Drive

Maximum Drawbar Pull22,930 lbs (10,401 kg)
Travel Speed3.40 mph (5 kph)

Engine

AspirationTurbocharged
Bore4.10 in (10 cm)
Displacement259 cu in (0 m)
Engine ModelCat 3064T Diesel Engine
Flywheel Power84 hp (63 kw)
Gross Power91 hp (68 kw)
ISO 924984 hp (63 kw)
Net Power84 hp (63 kw)
Power Measured @1,900 rpm
SAE J134983 hp (62 kw)
Stroke5.20 in (13 cm)

Hydraulic System

4.84.80 gal/min (18 l/min)
570570 psi
Boom Cylinder - Bore4.30 in (11 cm)
Boom Cylinder - Stroke40 in (102 cm)
Main Implement System - Maximum Flow (2x)64
Maximum Pressure - Implements4,340 psi
Maximum Pressure - Swing3,340 psi
Maximum Pressure - Travel4,980 psi
Stick Cylinder - Bore4.80 in (12 cm)
Stick Cylinder - Stroke47 in (119 cm)

Operational

Alternator Supplied Amperage50 A
Cooling System Fluid Capacity4.10 gal (16 l)
Engine Oil Capacity3.50 gal (13 l)
Fuel Capacity66.10 gal (250 l)
Hydraulic Pump Flow Capacity63.50 gal/min (240 l/min)
Hydraulic System Fluid Capacity42.80 gal (162 l)
Hydraulic System Relief Valve Pressure4,980 psi
Operating Voltage24 V
Operating Weight28,010 lbs (12,705 kg)
Swing Drive Fluid Capacity0.80 gal (3 l)

Service Refill Capacities

Cooling System4.10 gal (16 l)
Engine Oil3.40 gal (13 l)
Final Drive - Each0.70 gal (3 l)
Fuel Tank66 gal (250 l)
Hydraulic System - Including Tank42.80 gal (162 l)
Hydraulic Tank25.90 gal (98 l)
Swing Drive - Each0.80 gal (3 l)

Swing Mechanism

Swing Speed12 rpm

Undercarriage

Drawbar Pull22,930 lbs (10,401 kg)
Ground Pressure5.60 psi
Max Travel Speed3.50 mph (6 kph)
Shoe Size19.70 in (50 cm)
Track Gauge6.60 ft (2 m)

Weights

Operating Weight31,110 lbs (14,111 kg)

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