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 793F Mining Truck |
 772 (07) Off-Highway Truck |
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Weights - Approximate |
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| Nominal Rated Payload | 256 ton (US) | - | - |
| Rated Gross Machine Weight | 851000 lb | - | - |
| Chassis Weight | 265639 lb | 59223 lb | - |
| Body Weight | 67682 lb | 17306 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. | - | - |
| Target Gross Machine Operating Weight | - | 181000 lb | - |
| Target Gross Machine Weight | - | 181000 lb | - |
Engine |
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| Gross Power - SAE J1995 | 2650 HP | 605 HP | - |
| Net Power - SAE J1349 | 2478 HP | 550 HP | - |
| Engine Model | Cat® C175-16 | Cat® C18 | - |
| Rated Speed | 1750 r/min | - | - |
| Emissions | Fuel Optimized | - | - |
| Bore | 6.9 in | 5.7 in | - |
| Stroke | 8.7 in | 7.2 in | - |
| Displacement | 5187 in³ | 1105 in³ | - |
| 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. | - | - |
| Note (2) | EPA Tier 4 Final / EU Stage V available for applicable markets. | - | - |
| Rated Engine Speed | - | 1700 r/min | - |
| Net Power - ISO 9249 | - | 550 HP | - |
| Number of Cylinders | - | 6 | - |
| Net Torque - SAE J1349 | - | 2221 ft-lb | - |
| Engine Power - ISO 14396 | - | 598 HP | - |
Tires |
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| 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. | - | - |
| Standard Tire | - | 21.00R33 (E4) | - |
Suspension |
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| 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 | 8.9 ° | - |
| Empty Loaded Cylinder Stroke Front | - | 9.2 in | - |
| Empty Loaded Cylinder Stroke Rear | - | 5.8 in | - |
Braking System |
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| 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 |
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| Type | Twin, two-stage hydraulic cylinders with snubbing valve | - | - |
| Pump Flow - High Idle | 224 gal/min | 112 gal/min | - |
| Relief Valve Setting - Raise | 2955 psi | 2750 psi | - |
| Body Raise Time - High Idle | 19 s | 8 s | - |
| Body Lower Time - Float | 20 s | 10 s | - |
| Body Power Down - High Idle | 17.5 s | 10 s | - |
| Relief Valve Setting - Lower | - | 500 psi | - |
Cab |
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| 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. | - | - |
Service Refill Capacities |
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| Fuel Tank | 750 gal (US) | 140 gal (US) | - |
| Fuel Tank - Optional | 1300 gal (US) | - | - |
| Diesel Exhaust Fluid Tank | 62 gal (US) | - | - |
| Cooling System | 284 gal (US) | 33 gal (US) | - |
| Crankcase | 82 gal (US) | 17 gal (US) | - |
| Rear Axle - Housing | 260 gal (US) | - | - |
| Steering System - Including Tank | 77 gal (US) | 23 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. | - | - |
| Differential - Final Drives | - | 47 gal (US) | - |
| Steering Tank | - | 14.5 gal (US) | - |
| Torque Converter - Transmission System | - | 17 gal (US) | - |
| Brake Hoist System | - | 60 gal (US) | - |
| DEF Tank | - | 6 gal (US) | - |
| Brake/Hoist Hydraulic Tank | - | 38 gal (US) | - |
Capacity - HP Body - 100% Fill Factor |
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| 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 | - | - |
Weight Distributions - Approximate |
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| Front Axle - Empty | 48 % | 51.4 % | - |
| Rear Axle - Empty | 52 % | 48.6 % | - |
| Front Axle - Loaded | 33 % | 34.2 % | - |
| Rear Axle - Loaded | 67 % | 65.8 % | - |
Transmission |
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| Forward - 1 | 8 mile/h | 8 mile/h | - |
| Forward - 2 | 10.8 mile/h | 10.9 mile/h | - |
| Forward - 3 | 14.8 mile/h | 14.8 mile/h | - |
| Forward - 4 | 19.9 mile/h | 19.8 mile/h | - |
| Forward - 5 | 27.1 mile/h | 26.9 mile/h | - |
| Forward - 6 | 37.3 mile/h | 36.2 mile/h | - |
| Reverse | 7.3 mile/h | 10.4 mile/h | - |
| Top Speed - Loaded | 37.3 mile/h | - | - |
| Forward - 7 | - | 49.2 mile/h | - |
Final Drives |
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| Differential Ratio | 1.8:1 | 2.74:1 | - |
| Planetary Ratio | 16:01 | 4.80:1 | - |
| Total Reduction Ratio | 26.8:1 | 13.14:1 | - |
Brakes |
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| Brake Surface - Front | 13921 in² | 216 in² | - |
| Brake Surface - Rear | 20847 in² | 7794 in² | - |
| Standards | J-ISO 3450 JAN88, ISO 3450:1996 | - | - |
| Brake Standards | - | ISO 3450:1996 | - |
Capacity - MSD II - 100% Fill Factor |
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| Struck | 112-142 m³ (146-186 yd³) | - | - |
| Heaped (SAE 2:1) | 159-190 m3 (209-250 yd3) | - | - |
| Note | Contact your local Cat dealer for body recommendation. | - | - |
ROPS |
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| ROPS Standards | ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:1994 ROPS criteria. | ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. | - |
| FOPS Standards | FOPS (Falling Objects Protective Structure) meets ISO 3449:1992 Level II FOPS criteria. | FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria. | - |
Sound |
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| 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. | Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment. | - |
| Sound Standards (3) | - | Operator Equivalent Sound Pressure Level (Leq) is 78 dB(A) when ISO 6396:2008 is used to measure the value for an enclosed cab. | - |
| Sound Standards (2) | - | Exterior sound pressure power level for standard machine measured according to tests specified in ISO 6395:2008 is 118 dB(A). | - |
Steering |
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| Steer Angle | 36 ° | 40.5 ° | - |
| Turning Diameter - Front | 93.2 ft | 57.7 ft | - |
| Steering Standards | SAE J15111 OCT90, ISO 5010:1992 | ISO 5010:2007 | - |
| Turning Circle - Clearance Diameter | - | 66.6 ft | - |
Operating Specifications |
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| Nominal Payload Class (100%) | - | 51.6 ton (US) | - |
| Top Speed - Loaded | - | 49.2 mile/h | - |
| Maximum Payload Class (110%) | - | 56.7 ton (US) | - |
| Body Capacity - SAE 2:1 | - | 40.8 yd³ | - |
| Target Payload Capacity | - | 51.6 ton (US) | - |
| Not to Exceed Payload (120%) | - | 61.9 ton (US) | - |
| Body Capacity (SAE 2:1)** | - | 40.8 yd³ | - |
Capacity - Dual Slope - 100% Fill Factor |
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| Heaped 2:1 (SAE) | - | 40.8 yd³ | - |
| Struck | - | 31.3 yd³ | - |
Capacity - Flat Floor - 100% Fill Factor |
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| Struck | - | 31.3 yd³ | - |
| Heaped 2:1 (SAE) | - | 40.9 yd³ | - |
Dimensions |
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| Height - Top of ROPS | - | 12.8 ft | - |
| Inside Body Depth - Maximum | - | 5.7 ft | - |
| Overall Body Length | - | 26.8 ft | - |
| Inside Body Length | - | 19 ft | - |
| Overall Length | - | 28.9 ft | - |
| Wheel Base | - | 13 ft | - |
| Rear Axle - Tail | - | 9.5 ft | - |
| Ground Clearance | - | 1.6 ft | - |
| Dump Clearance | - | 1.5 ft | - |
| Loading Height - Empty | - | 11.6 ft | - |
| Overall Height - Body Raised | - | 27.1 ft | - |
| Operating Width | - | 15.7 ft | - |
| Centerline Front Tire Width | - | 10.4 ft | - |
| Engine Guard Clearance | - | 2 ft | - |
| Outside Body Width | - | 12.9 ft | - |
| Inside Body Width | - | 11.9 ft | - |
| Front Canopy Height | - | 13.7 ft | - |
| Rear Axle - Clearance | - | 1.9 ft | - |
| Centerline of Rear Dual Tire Width | - | 8.7 ft | - |
| Overall Tire Width | - | 12.9 ft | - |
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