Overview
Whether you're hauling copper, coal, gold, iron ore or overburden the 797F 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 797F 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.
Engine
Units:
Engine Model | Cat® C175-20 Cat® C175-20 | MoreLess |
Gross Power - SAE J1995 | 4000.0 HP 2983.0 kW | MoreLess |
Bore | 6.9 in 175.0 mm | MoreLess |
Stroke | 8.7 in 220.0 mm | MoreLess |
Displacement | 6469.0 in³ 106.0 l | MoreLess |
Gross Power - SAE J1995:2015 | 4000.0 HP 2983.0 kW | MoreLess |
Net Power - SAE J1349:2011 | 3887.0 HP 2981.0 kW | MoreLess |
Note (1) | Power ratings apply at 1,750 rpm when tested under the specific conditions for the specified standard. Power ratings apply at 1,750 rpm when tested under the specific conditions for the specified standard. | MoreLess |
Note (2) | Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 99 kPa (29.32 Hg) barometer. Power based on fuel having API gravity of 35 at 16° C (69° F) and an LHV of 42 780 kJ/kg (18,390 Btu/lb) when engine is used at 30° C (38° F). Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 99 kPa (29.32 Hg) barometer. Power based on fuel having API gravity of 35 at 16° C (69° F) and an LHV of 42 780 kJ/kg (18,390 Btu/lb) when engine is used at 30° C (38° F). | MoreLess |
Emissions | U.S. EPA Compliant. Where applicable, the Cat C175-20 engine is compliant with U.S. EPA emission standards. U.S. EPA Compliant. Where applicable, the Cat C175-20 engine is compliant with U.S. EPA emission standards. | MoreLess |
Note (3) | No low altitude arrangement (LAA) engine derating required up to 2134 m (7,000 ft) altitude. No low altitude arrangement (LAA) engine derating required up to 2134 m (7,000 ft) altitude. | MoreLess |
Note (4) | No high altitude arrangement (HAA) engine derating required up to 4877 m (16,000 ft) altitude. No high altitude arrangement (HAA) engine derating required up to 4877 m (16,000 ft) altitude. | MoreLess |
Weights - Approximate
Body Weight Range | 41 368-61 235 kg (91,200-135,000 lb) 41 368-61 235 kg (91,200-135,000 lb) | MoreLess |
Chassis Weight Range | 210 630-219 146 kg (464,359-483,134 lb) 210 630-219 146 kg (464,359-483,134 lb) | MoreLess |
Target Gross Machine Operating Weight (GMW) | 1375000.0 lb 623690.0 kg | MoreLess |
Note (1) | Refer to the Cat Mining Truck 10/10/20 Payload Policy for maximum gross machine weight limitations. Refer to the Cat Mining Truck 10/10/20 Payload Policy for maximum gross machine weight limitations. | MoreLess |
Note (2) | Body weight varies depending on body and liner configuration. Weight range for known applications. Body weight varies depending on body and liner configuration. Weight range for known applications. | MoreLess |
Note (3) | Chassis weight with 100 percent fuel, hoist, body mounting group, rims and tires. Chassis weight with 100 percent fuel, hoist, body mounting group, rims and tires. | MoreLess |
Operating Specifications
Nominal Payload Capacity | 400.0 ton (US) 363.0 ton (US) | MoreLess |
Steer Angle | 40.0 ° 40.0 ° | MoreLess |
Heaped 2:1 Capacity - ISO 6483:1980 | 240-267 m³ (314-350 yd³) 240-267 m³ (314-350 yd³) | MoreLess |
Heaped SAE (2:1) Capacity | 240-267 m3 (314-350 yd3) 240-267 m3 (314-350 yd3) | MoreLess |
Machine Clearance Turning Diameter | 138.0 ft 42.0 m | MoreLess |
Top Speed - Loaded | 42.0 mile/h 67.6 km/h | MoreLess |
Final Drives
Differential Ratio | 1.276:1 1.276:1 | MoreLess |
Planetary Ratio | 16.67:1 16.67:1 | MoreLess |
Total Reduction Ratio | 21.26:1 21.26:1 | MoreLess |
Note | Double reduction, planetary with full floating axles. Double reduction, planetary with full floating axles. | MoreLess |
Transmission
Suspension
Rear axle - Oscillation | ±4.0 degrees ±4.0 degrees | MoreLess |
Effective Cylinder Stroke - Front | 12.3 in 313.6 mm | MoreLess |
Effective Cylinder Stroke - Rear | 6.5 in 165.1 mm | MoreLess |
Body Hoists
Body Raise Time - High Idle | 25.0 s 25.0 s | MoreLess |
High Idle Body Lower Time - Float | 19.0 s 19.0 s | MoreLess |
Pump Flow - High Idle | 317.0 gal/min 1200.0 l/min | MoreLess |
Relief Valve Setting - Raise | 3510.0 psi 24200.0 kPa | MoreLess |
Brakes
Outside Diameter | 42.0 in 1067.0 mm | MoreLess |
Standards | ISO 3450:2011 ISO 3450:2011 | MoreLess |
Brake Surface | 51243.0 in² 330517.0 cm² | MoreLess |
Number of Discs per Side - Front | 10 10 | MoreLess |
Number of Discs per Side - Rear | 15 15 | MoreLess |
Approximate Weights - MSD II
Weight Distributions - Approximate
Capacity - MSD II - 100% Fill Factor
Heaped (SAE 2:1) | 240-267 m3 (314-350 yd3) 240-267 m3 (314-350 yd3) | MoreLess |
Struck | 188-213 m3 (246-290 yd3) 188-213 m3 (246-290 yd3) | MoreLess |
Note | Consult your local Cat dealer for truck body recommendations. Consult your local Cat dealer for truck body recommendations. | MoreLess |
Service Refill Capacities
Cooling System | 306.0 gal (US) 1160.0 l | MoreLess |
Crankcase | 84.0 gal (US) 319.0 l | MoreLess |
Steering Tank | 67.0 gal (US) 254.0 l | MoreLess |
Steering System - Including Tank | 94.0 gal (US) 355.0 l | MoreLess |
Brake Hoist System - Includes Tank | 441.0 gal (US) 1600.0 l | MoreLess |
Brake/Hoist Hydraulic Lines | 219.0 gal (US) 830.0 l | MoreLess |
Brake/Hoist Tank | 203.0 gal (US) 770.0 l | MoreLess |
DEF Tank | 99.0 gal (US) 375.0 l | MoreLess |
Differentials | 311.0 gal (US) 1176.0 l | MoreLess |
Final Drive - Each | 49.0 gal (US) 185.0 l | MoreLess |
Front Wheels - Each | 16.0 gal (US) 61.0 l | MoreLess |
Fuel Tank | 1000.0 gal (US) 3785.0 l | MoreLess |
Torque Converter Sump | 80.0 gal (US) 303.0 l | MoreLess |
Torque Converter/Transmission System - Including Sump | 166.0 gal (US) 629.0 l | MoreLess |
Tires
Note | Productive capabilities of the 797F are such that, under certain job conditions, TKPH (TMPH) capabilities of standard tires could be exceeded and, therefore, limit production. Productive capabilities of the 797F are such that, under certain job conditions, TKPH (TMPH) capabilities of standard tires could be exceeded and, therefore, limit production. | MoreLess |
Tires | 59/80R63 – Michelin or Bridgestone 59/80R63 – Michelin or Bridgestone | MoreLess |
Dimensions
Engine Guard Clearance - Loaded | 3.33 ft 1025.0 mm | MoreLess |
Front Canopy Height - Empty | 25.33 ft 7709.0 mm | MoreLess |
Height - Top of ROPS - Empty | 21.4 ft 6526.0 mm | MoreLess |
Inside Body Depth - Maximum | 11.0 ft 3363.0 mm | MoreLess |
Loaded Ground Clearance | 2.58 ft 786.0 mm | MoreLess |
Loading Height - Empty | 23.0 ft 6998.0 mm | MoreLess |
Overall Height - Body Raised | 51.5 ft 15701.0 mm | MoreLess |
Rear Axle - Clearance - Loaded | 3.08 ft 947.0 mm | MoreLess |
Overall Body Length | 48.6 ft 14802.0 mm | MoreLess |
Inside Body Length | 32.75 ft 9976.0 mm | MoreLess |
Overall Length | 49.5 ft 15080.0 mm | MoreLess |
Wheel Base | 23.58 ft 7195.0 mm | MoreLess |
Rear Axle - Tail | 12.9 ft 3944.0 mm | MoreLess |
Dump Clearance | 6.58 ft 2017.0 mm | MoreLess |
Centerline Front Tire Width | 21.41 ft 6534.0 mm | MoreLess |
Overall Canopy Width | 29.91 ft 9116.0 mm | MoreLess |
Outside Body Width | 32.0 ft 9755.0 mm | MoreLess |
Inside Body Width | 27.91 ft 8513.0 mm | MoreLess |
Centerline of Rear Dual Tire Width | 20.41 ft 6233.0 mm | MoreLess |
Overall Tire Width | 31.25 ft 9529.0 mm | MoreLess |
ROPS
ROPS Standards | ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. | MoreLess |
FOPS Standards | FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria. FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria. | MoreLess |
Sound
Sound Standards (1) | The operator sound pressure level measured according to work cycle procedures specified in ISO 6394:2008 and 6396:2008 is 76 dB(A) for cab offered by Caterpillar when properly installed and maintained and tested with doors and windows closed. The operator sound pressure level measured according to work cycle procedures specified in ISO 6394:2008 and 6396:2008 is 76 dB(A) for cab offered by Caterpillar when properly installed and maintained and tested with doors and windows closed. | MoreLess |
Sound Standards (2) | 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 an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment. | MoreLess |
Steering
Steering Standards | ISO 5010:2007 ISO 5010:2007 | MoreLess |
Approximate Weights - HP Body
Capacity - 100% Fill Factor
Heaped 2:1 Capacity - ISO 6483:1980 | 240-267 m³ (314-350 yd³) 240-267 m³ (314-350 yd³) | MoreLess |
Note | Consult your local Cat dealer for truck body recommendations. Consult your local Cat dealer for truck body recommendations. | MoreLess |
Struck | 188-213 m³ (246-290 yd³) 188-213 m³ (246-290 yd³) | MoreLess |
Dimensions (All dimensions are approximate. Dimensions are with body 507-1580.)
Centerline Front Tire Width | 21.44 ft 6534.0 mm | MoreLess |
Centerline Rear Dual Tire Width | 20.45 ft | MoreLess |
Centerline Rear Dual Tire Width | 6233.0 mm | MoreLess |
Dump Clearance | 5.8 ft 1768.0 mm | MoreLess |
Engine Guard Clearance - Loaded | 3.36 ft 1025.0 mm | MoreLess |
Front Canopy Height - Empty | 25.0 ft 7630.0 mm | MoreLess |
Height to Top of ROPS - Empty | 21.41 ft 6526.0 mm | MoreLess |
Inside Body Depth - Maximum | 11.0 ft 3363.0 mm | MoreLess |
Inside Body Length | 32.75 ft 9976.0 mm | MoreLess |
Inside Body Width | 29.65 ft 9036.0 mm | MoreLess |
Loaded Ground Clearance | 2.58 ft 786.0 mm | MoreLess |
Loading Height - Empty | 22.25 ft 6786.0 mm | MoreLess |
Outside Body Width | 34.1 ft 10393.0 mm | MoreLess |
Overall Body Length | 51.13 ft 15583.0 mm | MoreLess |
Overall Canopy Width | 34.1 ft 10393.0 mm | MoreLess |
Overall Height - Body Raised | 50.8 ft 15485.0 mm | MoreLess |
Overall Length | 51.13 ft 15583.0 mm | MoreLess |
Overall Tire Width | 31.25 ft 9529.0 mm | MoreLess |
Rear Axle Clearance - Loaded | 3.11 ft 947.0 mm | MoreLess |
Rear Axle to Tail | 12.94 ft 3944.0 mm | MoreLess |
Wheelbase | 23.61 ft |
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