Caterpillar 773F Rock Truck
Dimensions
Dimensions
Overall Length
33.58ft in
Overall Width
17.83ft in
Overall Height
14.58ft in
Wheelbase
13.83ft in
Ground Clearance
2.5ft in
Dump Height
30.42ft in
Dump Ground Clearance
2.08ft in
Inside Body Depth - Maximum
5.92ft in
Inside Body Length
20.5ft in
Inside Body Width
12ft in
Loading Height - Empty
12.5ft in
Centerline Front Tire Width
10.5ft in
Centerline Of Rear Dual Tire Width
9.58ft in
Dump Clearance
2ft in
Engine Guard Clearance
2.33ft in
Front Canopy Height
14.58ft in
Height - Top Of Rops
13.5ft in
Overall Canopy Width
15.5ft in
Overall Height - Body Raised
30.42ft in
Overall Tire Width
14.5ft in
Rear Axle - Clearance
2.17ft in
Rear Axle - Tail
9ft in
Wheel Base
13.83ft in
Operating Width
17.83ft in
Outside Body Width
12.92ft in
Overall Body Length
30.25ft in
Dump
Dump Angle
60degrees
Lower Time
12.5sec
Raise Time
9.5sec
Load Capacity - Struck
33.8yd3
Load Capacity - Heaped
45.9yd3
Rated Payload
120000lb
Specifications
Engine
Number Of Cylinders
12
Engine Make
2236
Engine Model
C27 ACERT
Gross Power
740hp
Net Power
702.7hp
Power Measured @
1800rpm
Max Torque
2507lb ft
Displacement
1649cu in
Aspiration
Turbocharged
Peak Torque
2507lb ft
Bore
5.4in
Stroke
6in
Net Power - Cat
702.7hp
Net Power - Iso 9249
703hp
Net Power - Sae J1349
703hp
Net Power - 80/1269/Eec
703hp
Gross Power - Sae J1995
740hp
Engine Model
Cat C27 ACERT
Flywheel Power
702.7hp
Rated Engine Speed
1800rpm
Operational
Fuel Capacity
185gal
Cooling System Fluid Capacity
46gal
Engine Oil Capacity
19gal
Diff And Final Drive Fluid Capacity
41gal
Steering System Fluid Capacity
16gal
Brake/Hoist System Fluid Capacity
81gal
Hydraulic System Fluid Capacity
19gal
Tire Size
24.00R35(E4)
Transmission
Transmission Type
Gear
Number Of Gears - Forward
7
Number Of Gears - Reverse
1
Max Speed
41.9mph
Reverse
8.8 mile/h
Forward - 1
6.7mph
Forward - 2
9.3mph
Forward - 3
12.6mph
Forward - 4
17mph
Forward - 5
23mph
Forward - 6
31mph
Forward - 7
41.9mph
Steering
Steering Standards
SAE J1511 FEB94 ISO 5010:1992
Steer Angle
31degrees
Turning Diameter - Front
77.1ft in
Turning Circle - Clearance Diameter
85.7ft in
Weights
Empty Weight
98312lb
Loaded Weight
222000lb
Weight Distribution Front - Empty
51%
Weight Distribution Rear - Empty
49%
Weight Distribution Front - Loaded
35%
Weight Distribution Rear - Loaded
65%
Tires
Standard Tire
24.00R35 (E4)
Brakes
Brake Surface - Front
216in2
Brake Surface - Rear
9497in2
Brake Standards
ISO 3450: 1996
Body Hoists
Pump Flow - High Idle
148 gal/min
Relief Valve Setting - Raise
2500 psi
Body Raise Time - High Idle
9.5 s
Body Lower Time - Float
12.5 s
Relief Valve Setting - Lower
500 psi
Final Drives
Planetary Ratio
4.80:1
Differential Ratio
3.64:1
Total Reduction Ratio
17.49:1
Operating Specifications
Nominal Payload Class (100%)
122000lb
Top Speed - Loaded
41.9mph
Maximum Capacity
107080lb
Raise Time
9.5 s
Lower Time
12.5 s
Steer Angle
31degrees
Body Capacity - Sae 2:1
45.8yd3
Maximum Working Payload (110%)
134000lb
Not To Exceed Payload (120%)*
146000lb
Turning Diameter - Front
77.1ft in
Service Refill Capacities
Cooling System
46gal
Differential - Final Drives
41gal
Steering Tank
9gal
Steering System - Including Tank
16gal
Fuel Tank
185gal
Torque Converter - Transmission System - Including Sump
19gal
Brake Hoist System - Includes Tank
81gal
Crankcase
25gal
Torque Converter - Transmission System
14gal
Brake / Hoist / Fan Hydraulic Tank
35gal
Weight Distributions - Approximate
Front Axle - Empty
51 %
Front Axle - Loaded
35 %
Rear Axle - Empty
49 %
Rear Axle - Loaded
65 %
Weights - Approximate
Target Gross Machine Operating Weight
222001lb
Capacity - Dual Slope - 100% Fill Factor
Struck
35yd3
Heaped 2:1 (Sae)
46.5yd3
Capacity - Flat Floor - 100% Fill Factor
Struck
33.8yd3
Heaped 2:1 (Sae)
45.9yd3
Rops
Rops/Fops Standards
SAE J1040 MAY94, ISO 3471:1994 ROPS and ISO 3449:1992 Level II FOPS
Sound
Sound Standards
.ANSI/SAE J1166 MAY90
Suspension
Rear Axle - Oscillation
8degrees
Effective Cylinder Stroke - Front
9.3in
Effective Cylinder Stroke - Rear
5.9in
Approximate Weights - Dual Slope
Body
28574lb
Approximate Weights - Flat Floor
Body
28451lb
