657 Wheel Tractor-Scraper

657 Coal Bowl

OVERVIEW

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.

BENEFITS

Purpose-Built Coal Bowl

Be More Productive

Work in Comfort

Designed for Safety

Easy to Operate

Integrated Cat Technologies

Execute Efficiency

Engine +

Tractor Engine
Cat C18
Scraper Engine
Cat C15

Tractor Engine +

Flywheel Power - Tractor/Scraper
469kW (629 hp) / 353 kW (473 hp)
Net Power
469 kW/637 hp
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 (SAE J1349/ISO 9249)
592 hp

Scraper Engine +

Net Power
353 kW/447 hp
Gross Power (SAE J1995)
481 hp
Net Power (ISO 14396)
480 hp
Net Power (SAE J1349/ISO 9249)
452 hp
Bore
5.4 in
Stroke
6.75 in
Displacement
928 in³

Scraper Bowl +

Scraper Capacity - Heaped
44 yd³
Rated Load
104,058 lb
Capacity - Struck
32 yd³
Depth of Cut - Maximum
16.4 in
Width - Cut - To Router Bits
12.5 ft
Ground Clearance - Maximum
2.3 ft
Hyd. Penetration Force - 657G
121000 lb
Depth of Spread - Maximum
26 in
Apron Opening
92 in
Apron Closure Force
39200 lb

Transmission +

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

Hydraulics +

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 gal/min
Cushion Hitch Circuit
19.54 gal/min
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

Steering +

Width - 180° Turn - Right
45.4 ft
Width - 180° Turn - Left
47.57 ft
Steering Angle - Right
90
Steering Angle - Left
85

Service Refill Capacities - Tractor +

Crankcase
13.7 gal (US)
Transmission
35.9 gal (US)
Differential
36 gal (US)
Final Drive - Each
6 gal (US)
Cooling System
23.4 gal (US)
Hydraulic Reservoir
39.6 gal (US)
Windshield Washer
0.5 gal (US)

Service Refill Capacities - Scraper +

Fuel Tank - 657G
430 gal (US)
Crankcase
8.9 gal (US)
Transmission
31.9 gal (US)
Differential
44 gal (US)
Final Drive - Each
7.8 gal (US)
Cooling System
16.6 gal (US)

Dimensions +

Width - Overall Machine
14.3 ft
Width - Tractor
12.3 ft
Width - Rear Tire Center Lines
9.21 ft
Width - Inside of Bowl
12.07 ft
Width - Outside Bowl - Shipping Width
12.98 ft
Height - Overall Shipping
15.29 ft
Height - Top of Cab
12.86 ft
Ground Clearance - Tractor
2.3 ft
Front of Tractor to Front Axle
14.93 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

Weights - Push-Pull +

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

NOTE

Standard and optional equipment may vary. Consult your Cat dealer for details.

ELECTRICAL

Alarm, backup
Alternator, 115 amp - tractor engine
Alternator, 65 amp - scraper engine
Batteries Tractor (4), 12V Maintenance Free, High Output
Batteries Scraper (4), 12V Maintenance Free, High Output
Electrical System, 24V
Lighting System - Tractor
Lighting System - Scraper
Starting Receptacle - tractor and scraper engines

OPERATOR ENVIRONMENT

Air Conditioner (includes heater and defroster)
Automotive style fuse panel with fuse puller
Lunch box platform with holding strap
Coat Hook
Cup holder
Diagnostic Connection Port (12V)
Dome Courtesy Light
Engine speed lock
Fan defroster
Gauge Group
Horn
Implement Control Joystick
Rearview Mirrors
Radio Ready
2 radio openings, speakers, and 5-amp converter
ROPS Cab with Sound Suppression and Pressurization
Static Seatbelt, 2 piece
Scraper Engine Controls
Seat, Air Suspension, Cat Advanced Ride Management
Steering Wheel - tilt and telescoping
Storage Compartment
Transmission Hold
Windows - sliding side
Windshield - laminated glass
Windshield Wiper/Washer - front and rear
Wrist Rest/Grab Handle

POWER TRAIN

Tractor
Scraper

OTHER STANDARD EQUIPMENT

Tractor
Scraper

MEDIA GALLERY

DOWNLOAD RESOURCES

Coal Bowl Scrapers

657 Coal Bowl

OVERVIEW

BENEFITS

Purpose-Built Coal Bowl

Be More Productive

Work in Comfort

Designed for Safety

Easy to Operate

Integrated Cat Technologies

Execute Efficiency

Get a Quote for 657 Coal Bowl

NOTE

ELECTRICAL

OPERATOR ENVIRONMENT

POWER TRAIN

OTHER STANDARD EQUIPMENT

MEDIA GALLERY

DOWNLOAD RESOURCES

BROWSE

SIMILAR EQUIPMENT

657

LEARN MORE

637

LEARN MORE

631

LEARN MORE

627

LEARN MORE

637

LEARN MORE

657 Coal Bowl

LEARN MORE

Coal Bowl Scrapers

657 Coal Bowl

OVERVIEW

BENEFITS

Purpose-Built Coal Bowl

Be More Productive

Work in Comfort

Designed for Safety

Easy to Operate

Integrated Cat Technologies

Execute Efficiency

Get a Quote for 657 Coal Bowl

NOTE

ELECTRICAL

OPERATOR ENVIRONMENT

POWER TRAIN

OTHER STANDARD EQUIPMENT

MEDIA GALLERY

DOWNLOAD RESOURCES

BROWSE

SIMILAR EQUIPMENT

657

LEARN MORE

637

LEARN MORE

631

LEARN MORE

627

LEARN MORE

637

LEARN MORE

657 Coal Bowl

LEARN MORE

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