657 Coal Bowl

657 Coal Bowl
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Caterpillar offers Wheel Tractor-Scrapers designed exclusively for your coal stockpiling and retrieval needs. The Caterpillar® 657 Coal Bowl Scrapers can construct and maintain your coal stockpiles, as well as haul loads to your inlet supply system to meet the burn requirements of the plant.
Caterpillar offers Wheel Tractor-Scrapers designed exclusively for your coal stockpiling and retrieval needs. The Caterpillar® 657 Coal Bowl Scrapers can construct and maintain your coal stockpiles, as well as haul loads to your inlet supply system to meet the burn requirements of the plant.

Brochures and Spec Sheets

Gallery

657 Coal Bowl 657 Coal Bowl 657 Coal Bowl 657 Coal Bowl

Specifications

Specification Value Unit
Tractor Engine
Scraper Engine
Flywheel Power - Tractor/Scraper
Net Power
Gross Power (SAE J1995) 637 hp
Net Power (ISO 14396) 637 hp
Bore 5.7 in
Stroke 7.2 in
Displacement 1105 in³
Net Power
Gross Power (SAE J1995) 481 hp
Net Power (ISO 14396) 480 hp
Bore 5.4 in
Stroke 6.75 in
Displacement 928 in³
Scraper Capacity - Heaped 73 yd³
Rated Load 104,058 lb
Capacity - Struck 59 yd³
Depth of Cut - Maximum 16.4 in
Width - Cut - To Router Bits 12.5 ft
Ground Clearance - Maximum 2.3 ft
Depth of Spread - Maximum 26 in
Apron Opening 92 in
Apron Closure Force 39200 lb
Top Speed - Loaded 33 mile/h
1 Forward 3.5 mile/h
2 Forward 6.5 mile/h
3 Forward 7.8 mile/h
4 Forward 10.6 mile/h
5 Forward 14.2 mile/h
6 Forward 19.2 mile/h
7 Forward 25.7 mile/h
8 Forward 34.9 mile/h
Reverse 6.7 mile/h
Bowl Cylinder Bore 7.08 in
Bowl Cylinder Stroke 37.4 in
Apron Cylinder Bore 7.08 in
Apron Cylinder Stroke 29.92 in
Steering Circuit (@ High Idle) 76.08 gpm
Cushion Hitch Circuit 19.54 gpm
Secondary Steering Circuit 14.52 gal/hr
Relief Valve - Steering Circuit 1959 psi
Relief Valve - Implement Circuit 1999 psi
Compensator Settings - Cushion Hitch Circuit 3002 psi
Width - 180° Turn - Right 45.4 ft
Width - 180° Turn - Left 47.57 ft
Steering Angle - Right
Steering Angle - Left
Crankcase 13.7 gal (US)
Transmission 35.9 gal (US)
Differential 36 gal (US)
Cooling System 23.4 gal (US)
Hydraulic Reservoir 39.6 gal (US)
Windshield Washer 0.5 gal (US)
Fuel Tank - 657G 430 gal (US)
Crankcase 8.9 gal (US)
Transmission 31.9 gal (US)
Differential 44 gal (US)
Cooling System 16.6 gal (US)
Width - Overall Machine 14.3 ft
Width - Tractor 12.3 ft
Width - Rear Tire Center Lines 9.23 ft
Width - Inside of Bowl 12.07 ft
Width - Outside Bowl - Shipping Width 12.98 ft
Height - Overall Shipping 15.27 ft
Height - Top of Cab 12.86 ft
Ground Clearance - Tractor 2.36 ft
Front of Tractor to Front Axle 12.72 ft
Axle to Vertical Hitch Pin 1.8 ft
Height - Scraper Blade Maximum 2.17 ft
Wheel Base 32.68 ft
Length - Overall Machine 58.96 ft
Rear Axle - Rear of Machine 8.07 ft
Total Shipping 160505 lb
Tractor Shipping 93635 lb
Scraper Shipping 64068 lb
Total Operating - Empty 164,244. lb
Front Axle 93842 lb
Rear Axle 66663 lb
Total Operating - Loaded 268,302. lb
Front Axle - Loaded 134165 lb
Rear Axle - Loaded 130340 lb
Hyd. Penetration Force - 657G 121000 lb
Final Drive - Each 7.8 gal (US)
Net Power (SAE J1349/ISO 9249) 452 hp
Final Drive - Each 6 gal (US)
Net Power (SAE J1349/ISO 9249) 592 hp

Standard Equipment

  • NOTE
  • ELECTRICAL
  • OPERATOR ENVIRONMENT
  • POWER TRAIN
  • OTHER STANDARD EQUIPMENT