793F Mining Truck

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Whether you’re hauling copper, coal, gold, iron ore or overburden the 793F provides you with the best in class cost per unit of production. Including the improvements in safety, productivity, serviceability and comfort you will see why the 793F is the industry leader of its class. Combine these features with unmatched dealer support and you will see why more mine sites choose Cat Mining Trucks for their production needs.

Weights - Approximate

Nominal Rated Payload
256 ton (US)
Rated Gross Machine Weight
851000 lb
Chassis Weight
265639 lb
Body Weight
67682 lb
Note (1)
Consult your tire manufacturer for maximum tire load
Note (2)
Chassis weight with full fuel and fluids, standard & mandatory attachments, hoist, body mounting group, rims, and tires.
Note (3)
Refer to the Cat Mining Truck 10/10/20 Overload Policy for maximum gross machine weight limitations.

Engine

Gross Power - SAE J1995
2650 HP
Engine Model
Cat® C175-16
Net Power - SAE J1349
2478 HP
Rated Speed
1750 r/min
Emissions
Fuel Optimized
Bore
6.9 in
Stroke
8.7 in
Displacement
5187 in³
Note (2)
EPA Tier 4 Final / EU Stage V available for applicable markets.
Note (1)
Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator.

Service Refill Capacities

Fuel Tank
750 gal (US)
Fuel Tank - Optional
1300 gal (US)
Diesel Exhaust Fluid Tank
62 gal (US)
Cooling System
284 gal (US)
Crankcase
82 gal (US)
Rear Axle - Housing
260 gal (US)
Steering System - Including Tank
77 gal (US)
Brake Hoist System - Includes Tank
347 gal (US)
Torque Converter - Transmission Sump
27 gal (US)
Torque Converter/Transmission System - Including Sump
55 gal (US)
Note (1)
DEF Tank only available for EPA Tier 4 engine option.

Tires

Standard Tires
40.00 R57
Rims
29" or 32"
Note
Quick Change Rims optional.
Note (1)
Extended life wheel stations optional.
Note (2)
Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities.

Capacity - HP Body - 100% Fill Factor

Struck
112.6-151 m³ (147-197.5 yd³)
Heaped (SAE 2:1)*
162-191 m³ (212-250 yd³)
Note (1)
Contact your local Cat dealer for body recommendation.
Note (2)
*ISO 6483:1980

Suspension

Type
Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments
Effective Cylinder Stroke - Front
5.1 in
Effective Cylinder Stroke - Rear
4.2 in
Rear axle - Oscillation
±4.9 degrees

Braking System

Service Brakes
Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
Front Wet Disc Brake Surface Area
13921 in³
Rear - Wet Disc Brake Surface Area
20847 in³
Standards
(Service and Secondary): ISO 3450:1996
Parking Brakes
Four-corner, Multi-disc, Spring Applied, Hydraulically Released
Load Brake
Rear service brakes
Note
Anti-Lock Brake System (ABS) optional with CMD package

Body Hoists

Type
Twin, two-stage hydraulic cylinders with snubbing valve
Pump Flow - High Idle
224 gal/min
Relief Valve Setting - Raise
2955 psi
Body Raise Time - High Idle
19 s
Body Lower Time - Float
20 s
Body Power Down - High Idle
17.5 s

Cab

Air Conditioning
Air Conditioning (HFC - 134A refrigerant): 24,300 Btu/hr
Heater / Defroster
38900 Btu/h
Note
Ambient capabilities down to -30C (-22F) for heater/defroster and up to 50C (122F) for air conditioning.
ROPS Standards (1)
The operator sound pressure level, 76 dB(A), complies with ISO 6394 and ISO 6396.
ROPS Standards (2)
ROPS (Rollover Protective Structure) meets ISO 3471:1994 criteria.
FOPS Standards
FOPS (Falling Objects Protective Structure) meets ISO 3449:1992 Level II criteria.

Weight Distributions - Approximate

Front Axle - Empty
48 %
Rear Axle - Empty
52 %
Front Axle - Loaded
33 %
Rear Axle - Loaded
67 %

Transmission

Forward - 1
8 mile/h
Forward - 2
10.8 mile/h
Forward - 3
14.8 mile/h
Forward - 4
19.9 mile/h
Forward - 5
27.1 mile/h
Forward - 6
37.3 mile/h
Reverse
7.3 mile/h
Top Speed - Loaded
37.3 mile/h

Final Drives

Differential Ratio
1.8:1
Planetary Ratio
16:1
Total Reduction Ratio
26.8:1

Brakes

Brake Surface - Front
13921 in²
Brake Surface - Rear
20847 in²
Standards
J-ISO 3450 JAN88, ISO 3450:1996

Capacity - MSD II - 100% Fill Factor

Heaped (SAE 2:1)
159-190 m3 (209-250 yd3)
Struck
112-142 m³ (146-186 yd³)
Note
Contact your local Cat dealer for body recommendation.

ROPS

ROPS Standards
ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:1994 ROPS criteria.
FOPS Standards
FOPS (Falling Objects Protective Structure) meets ISO 3449:1992 Level II FOPS criteria.

Sound

Sound Standards
The operator sound pressure level measured according to work cycle procedures specified in ISO 6394 and 6396 is 76 dB(A) for cab offered by Caterpillar, when properly installed and maintained and tested with doors and windows closed.
Sound Standards (1)
Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment.

Steering

Steer Angle
36 °
Turning Diameter - Front
93.2 ft
Steering Standards
SAE J15111 OCT90, ISO 5010:1992