Backhoe Loaders and Industrial Tractors Technical Specifications

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Caterpillar 426C Backhoe Loader

Caterpillar 426C Engine

Engine Model ............... Caterpillar 3054 DIT
Engine Type ............... 4-Stroke, 4-cylinder, turbocharged diesel
Number of Cylinders ............... Four, In-Line
Displacement, cu in (L) ............... 243 (4.00)
Engine Bore, in (mm) ............... 3.94 (100.0)
Engine Stroke, in (mm) ............... 5.00 (127.0)
Aspiration ............... Turbocharged
Maximum Engine Power, hp (kW) ............... 84.0 (62.7)
Rated Engine Power, hp (kW) ............... 80.0 (60.0)
Rated Engine Speed, rpm ............... 2200
Compression ............... 16.2:1
Fuel System ............... Direct Injection
Rotation ............... Counterclockwise
Air Cleaner ............... Dry-type
Fuel Tank Capacity, gal (L) ............... 34.0 (128.0)
Oil Capacity, qts (L) ............... 7.7 (7.3)
Coolant Capacity, qts (L) ............... 20.1 (18.9)
Electrical System Rating, Volts ............... 12
Alternator Rating, Amp ............... 52

Transmission Configuration

Transmission Type ............... Power Shuttle
Gearbox Type ............... 4F/4R, Full synchromesh
Number of Forward Gears ............... 4
Number of Reverse Gears ............... 4
Torque Converter ............... Single-stage
Torque Converter Ratio ............... 2.63:1
Oil Capacity, qts (L) ............... 19.1 (18.0)
Maximum Forward Speed, mph (kph) ............... 21.1 (34.0)
Maximum Reverse Speed, mph (kph) ............... 21.1 (34.0)
Service Brakes ............... Fully enclosed, hydraulic, multiple discs
Parking Brake ............... Mechanical, independent

Caterpillar 426C Hydraulic System

Hydraulic System Type ............... Load-sensing, closed center
Hydraulic Pump Type ............... Variable, axial piston
Hydraulic Pump Flow, gpm (Lpm) ............... 43.0 (162.0)
Hydraulic Pressure, Bar (psi) ............... 207 (3000)
Hydraulic System Capacity, gal (L) ............... 20.8 (79.0)
Valves Type ............... Pressure-compensated

Wheels and Tires

Drive Wheels ............... 2WD/4WD
Steering Configuration ............... All Wheel Steer (AWS)
Steering System ............... Full hydrostatic steering with 3 modes
Steering Modes ............... Two wheel steer, circle steer, and independent rear wheels
Steering Cylinder ............... Two, Double-acting (front and rear)
Steering Cylinder Bore (Front Wheels), in (mm) ............... 2.6 (65)
Steering Cylinder Stroke (Front Wheels), in (mm) ............... 8.3 (210)
Steering Cylinder Rod Diameter (Front Wheels), in (mm) ............... 1.4 (36)
Steering Cylinder Bore (Rear Wheels), in (mm) ............... 3.1 (80)
Steering Cylinder Stroke (Rear Wheels), in (mm) ............... 4.1 (104)
Steering Cylinder Rod Diameter (Rear Wheels), in (mm) ............... 1.6 (40)
Front Tire Size (2WD) ............... 11L-16, 12 PR, F3
Front Tire Size (4WD) ............... 12.5/80-18, 10 PR, SG
Rear Tire Size (2WD) ............... 16.9-24, 8 PR, R4
Rear Tire Size (4WD) ............... 19.5L-24, 8 PR
Rear Tire Size (AWS) ............... 19.5L-24, 10 PR

Cat 426C Dimensions and Weight

Wheelbase ............... 83 in (2100 mm)
Transport Length ............... 23 ft 10 in (7260 mm)
Overall Length, (Loader on ground) ............... 23 ft 11 in (7280 mm)
Transport Height ............... 12 ft 5 in (3770 mm)
Height (Cab) ............... 112.6 in (2850 mm)
Height (Exhaust) ............... 105.5 in (2670 mm)
Overall Width ............... 88.3 in (2235 mm)
Ground Clearance ............... 11.5 (291 mm)
Front Tread ............... 78.1 in (1977 mm)
Rear Tread ............... 67.7 in (1714 mm)
Turning Radius (Two Wheel Steer) ............... 17 ft 9 in (5400 mm)
Turning Radius (Circle Steer) ............... 17 ft 1 in (5200 mm)
Turning Radius (Independent Rear Wheels) ............... 15 ft 7 in (4750 mm)
Weight ............... 15450 lbs (7010 kg)

Cat 426C Loader Specifications

Dimensions and Performance Data

Bucket Hinge Pin, Maximum Height ............... 10 ft 9 in (3290 mm)
Dump Angle at Full Height ............... 45 degrees
Dump Clearance at 45 deg ............... 100 in (2530 mm)
Dump Reach at 45 deg ............... 32 in (810 mm)
Maximum Bucket Rollback at Ground Level ............... 40 degrees
Digging Depth ............... 4.2 in (105 mm)
Maximum Grading Angle ............... 108 degrees
Maximum Operating Height ............... 13 ft 8 in (4170 mm)
Lift Capacity at Maximum Height ............... 7034 lbs (3190 kg)
Breakout Force ............... 10541 lbs (4790 kg)
Loader Weight ............... 1012 lbs (460 kg)

Loader Buckets

Width, in (mm) ............... 89 (2260)
Height, in (mm) ............... 34.3 (871)
Length, in (mm) ............... 43.1 (1095)
Capacity (Struck), cu.ft (m3) ............... 29.1 (0.83)
Capacity (Heaped), cu.ft (m3) ............... 35.0 (1.00)
Weight, lb (kg) ............... 966 (483)

Width, in (mm) ............... 95 (2400)
Height, in (mm) ............... 33.8 (860)
Length, in (mm) ............... 35.5 (970)
Capacity (Struck), cu.ft (m3) ............... 29.2 (0.84)
Capacity (Heaped), cu.ft (m3) ............... 35.0 (1.00)
Weight, lb (kg) ............... 1180 (535)

Cat 426C Backhoe Specifications

Dimensions and Performance Data (Standard Stick)

Maximum Digging Depth ............... 15 ft 6 in (4721 mm)
Digging Depth, 2 ft (610 mm) Flat Bottom ............... 15 ft 4 in (4696 mm)
Overall Operating Height at Full Lift ............... 18 ft 11 in (5752 mm)
Loading Height ............... 12 ft 6 in (3815 mm)
Reach From Swing Pivot at Ground Line ............... 19 ft 10 in (6056 mm)
Loading Reach ............... 5 ft 7 in (1711 mm)
Swing Arc ............... 180 degrees
Bucket Rotation (Vertical Wall Position) ............... 170 degrees
Bucket Rotation (Truck Loading Position) ............... 170 degrees
Stabilizer Spread (Operating Position) ............... 10 ft 7 in (3219 mm)
Stabilizer Spread (Transport Position) ............... 7 ft 9 in (2352 mm)
Digging Force (Bucket Cylinder) ............... 14440 lbs (6563 kg)
Digging Force (Crowd Cylinder) ............... 8510 lbs (3870 kg)

Dimensions and Performance Data (Extendable Stick)

Maximum Digging Depth ............... 20 ft 3 in (6169 mm)
Digging Depth, 2 ft (610 mm) Flat Bottom ............... 20 ft 1 in (6129 mm)
Overall Operating Height at Full Lift ............... 21 ft 11 in (6667 mm)
Loading Height ............... 16 ft 2 in (4925 mm)
Reach From Swing Pivot at Ground Line ............... 24 ft 3 in (7395 mm)
Loading Reach ............... 8 ft 11 in (2717 mm)
Swing Arc ............... 180 degrees
Bucket Rotation (Vertical Wall Position) ............... 165 degrees
Bucket Rotation (Truck Loading Position) ............... 165 degrees
Stabilizer Spread (Operating Position) ............... 10 ft 7 in (3219 mm)
Stabilizer Spread (Transport Position) ............... 7 ft 9 in (2352 mm)
Digging Force (Bucket Cylinder) ............... 14440 lbs (6560 kg)
Digging Force (Crowd Cylinder) ............... 6310 lbs (2870 kg)

Heavy Duty Buckets

Width, in (mm) ............... 12 (305)
Struck Capacity, cu.ft (m3) ............... 2.0 (0.06)
Heaped Capacity, cu.ft (m3) ............... 2.5 (0.07)
Number of Teeth ............... 3
Weight, lb (kg) ............... 240 (110)

Width, in (mm) ............... 16 (400)
Struck Capacity, cu.ft (m3) ............... 3.0 (0.09)
Heaped Capacity, cu.ft (m3) ............... 3.5 (0.10)
Number of Teeth ............... 4
Weight, lb (kg) ............... 290 (132)

Width, in (mm) ............... 18 (457)
Struck Capacity, cu.ft (m3) ............... 3.5 (0.10)
Heaped Capacity, cu.ft (m3) ............... 4.5 (0.13)
Number of Teeth ............... 4
Weight, lb (kg) ............... 331 (150)

Width, in (mm) ............... 24 (610)
Struck Capacity, cu.ft (m3) ............... 5.5 (0.16)
Heaped Capacity, cu.ft (m3) ............... 7.0 (0.20)
Number of Teeth ............... 4
Weight, lb (kg) ............... 386 (175)

Width, in (mm) ............... 30 (762)
Struck Capacity, cu.ft (m3) ............... 7.0 (0.20)
Heaped Capacity, cu.ft (m3) ............... 9.5 (0.26)
Number of Teeth ............... 5
Weight, lb (kg) ............... 430 (195)

Width, in (mm) ............... 36 (914)
Struck Capacity, cu.ft (m3) ............... 8.0 (0.23)
Heaped Capacity, cu.ft (m3) ............... 11.5 (0.31)
Number of Teeth ............... 6
Weight, lb (kg) ............... 463 (210)

Extreme Service Buckets

Width, in (mm) ............... 18 (457)
Struck Capacity, cu.ft (m3) ............... 3.0 (0.08)
Heaped Capacity, cu.ft (m3) ............... 4.0 (0.10)
Number of Teeth ............... 4
Weight, lb (kg) ............... 320 (145)

Width, in (mm) ............... 24 (610)
Struck Capacity, cu.ft (m3) ............... 5.0 (0.14)
Heaped Capacity, cu.ft (m3) ............... 6.0 (0.16)
Number of Teeth ............... 4
Weight, lb (kg) ............... 364 (165)

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CATERPILLAR BACKHOE LOADERS SPECIFICATIONS

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