623H Wheel Tractor-Scraper

623H  Elevating Scrapers

623H Wheel Tractor-Scraper

Quick loading, high travel speeds and the ability to load and dump on the run yield fast cycle times, allowing Cat Wheel Tractor-Scrapers to consistently deliver high productivity at the lowest cost per ton.

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Product Specs

Engine

Maximum Power
407HP
Tractor
Cat® C13 ACERT™
Flywheel Power - Tractor/Scraper
304 kW (407 hp)

Scraper Bowl

Heaped Capacity
23yd³
Maximum Depth of Cut
10.3in
Maximum Depth of Spread
18.3in
Maximum Ground Clearance at Cutting Edge
20.8in
Maximum Hydraulic Penetration Force
132640lb
Struck Capacity
18.8yd³
Thickness - Cutting Edge
0.9in
Width - Cut - Outside Router Bits
123.5in
Scraper Capacity - Heaped
23yd³
Rated Load
55200lb

Transmission

Top Speed - Loaded
33.5mile/h
4 Forward
10.1mile/h
5 Forward
13.6mile/h
6 Forward
18.4mile/h
7 Forward
24.8mile/h
8 Forward
33.5mile/h
1 Forward
3.1mile/h
2 Forward
5.5mile/h
3 Forward
7.5mile/h
Reverse
5.7mile/h

Steering

Steering Angle - Right
85º
Steering Angle - Left
82º

Hydraulics

Bowl Cylinder Bore
5.5in
Bowl Cylinder Stroke
33.3in
Bowl Floor Cylinder Bore
5.1in
Bowl Floor Stroke
53.3in
Cushion Hitch Circuit Flow
10.6gal/min
Cushion Hitch Cylinder Bore
5.5in
Cushion Hitch Cylinder Stroke
9.9in
Elevator Circuit Flow
67.9gal/min
Scraper Circuit Flow
50.7gal/min
Secondary Steering Circuit Flow
10.3gal/min
Steering Circuit Flow
61.8gal/min
Steering Cylinder - Bore
5in
Steering Cylinder - Stroke
44.4in
Ejector Cylinder Bore
4.3in
Ejector Cylinder Stroke
47.8in

Standards

Standards
Standards

Weights - Machines Meeting U.S. EPA Tier 4 Interim/EU Stage IIIB Emission Standards

Loaded, Based on a Rated Load
143245lb
Operating Weight - Full Fuel Tanks
88046lb
Shipping Weight - 10% Fuel
86259lb

Service Refill Capacities - Tractor

Cooling System
17gal (US)
Differential
45.8gal (US)
Engine Crankcase
8.75gal (US)
Final Drive - Each
5gal (US)
Hydraulic Reservoir
22gal (US)
Transmission
18.5gal (US)
Windshield Washer Reservoir
1.3gal (US)

Weights - Machines Achieving Prior U.S. EPA Tier 3/EU Stage IIIA Emission Levels

Loaded, Based on a Rated Load
142701lb
Operating Weight - Full Fuel Tanks
87499lb
Shipping Weight - 10% Fuel
86004lb

Service Refill Capacities - Scraper

Fuel Tank
201.6gal (US)
Non-Powered Wheel
1.1gal (US)

Tractor Engine - Prior U.S. EPA Tier 3/EU Stage IIIA Configuration*

Bore
5.1in
Displacement
763in³
Maximum Power - All Gears - ISO 14396
407HP
Maximum Power Reference Engine Speed
1700r/min
Stroke
6.2in
Tractor Engine
Cat® C13 ACERT™

Tractor Engine - U.S. EPA Tier 4 Interim/EU Stage IIIB

Bore
5.1in
Displacement
763in³
Maximum Power - All Gears - ISO 14396
407HP
Maximum Power Reference Engine Speed
1700r/min
Stroke
6.2in
Tractor Engine
Cat® C13 ACERT™

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414-461-9100
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