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623H Wheel Tractor-Scraper

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Product Description

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.

Specifications
Us
Metric
Engine
Flywheel Power - Tractor/Scraper
304 kW (407 hp)
Maximum Power
407 HP
304 kW
Tractor
Cat® C13 ACERT™
Transmission
Top Speed - Loaded
33.5 mile/h
53.9 km/h
1 Forward
3.1 mile/h
5 km/h
2 Forward
5.5 mile/h
8.9 km/h
3 Forward
7.5 mile/h
12.1 km/h
4 Forward
10.1 mile/h
16.3 km/h
5 Forward
13.6 mile/h
21.9 km/h
6 Forward
18.4 mile/h
29.6 km/h
7 Forward
24.8 mile/h
39.9 km/h
8 Forward
33.5 mile/h
53.9 km/h
Reverse
5.7 mile/h
9.2 km/h
Hydraulics
Bowl Cylinder Bore
5.5 in
140 mm
Bowl Cylinder Stroke
33.3 in
845 mm
Ejector Cylinder Bore
4.3 in
110 mm
Ejector Cylinder Stroke
47.8 in
1213 mm
Steering Circuit Flow
61.8 gal/min
234 l/min
Elevator Circuit Flow
67.9 gal/min
257 l/min
Scraper Circuit Flow
50.7 gal/min
192 l/min
Cushion Hitch Circuit Flow
10.6 gal/min
40.1 l/min
Cushion Hitch Cylinder Stroke
9.9 in
251 mm
Bowl Floor Cylinder Bore
5.1 in
130 mm
Steering Cylinder - Stroke
44.4 in
1128 mm
Secondary Steering Circuit Flow
10.3 gal/min
39 l/min
Cushion Hitch Cylinder Bore
5.5 in
140 mm
Bowl Floor Stroke
53.3 in
1353 mm
Steering Cylinder - Bore
5 in
127 mm
Scraper Bowl
Scraper Capacity - Heaped
23 yd³
17.6 m³
Rated Load
55200 lb
25038 kg
Maximum Depth of Spread
18.3 in
465 mm
Struck Capacity
18.8 yd³
14.4 m³
Heaped Capacity
23 yd³
17.6 m³
Maximum Depth of Cut
10.3 in
262 mm
Maximum Ground Clearance at Cutting Edge
20.8 in
529 mm
Width - Cut - Outside Router Bits
123.5 in
3136 mm
Thickness - Cutting Edge
0.9 in
22 mm
Maximum Hydraulic Penetration Force
132640 lb
590 kN
Steering
Steering Angle - Right
85º
Steering Angle - Left
82º
Standards
Standards
Standards
Tractor Engine - U.S. EPA Tier 4 Interim/EU Stage IIIB
Displacement
763 in³
12.5 l
Tractor Engine
Cat® C13 ACERT™
Bore
5.1 in
130 mm
Stroke
6.2 in
157 mm
Maximum Power - All Gears - ISO 14396
407 HP
304 kW
Maximum Power Reference Engine Speed
1700 r/min
1700 r/min
Tractor Engine - Prior U.S. EPA Tier 3/EU Stage IIIA Configuration*
Maximum Power - All Gears - ISO 14396
407 HP
304 kW
Stroke
6.2 in
157 mm
Bore
5.1 in
130 mm
Maximum Power Reference Engine Speed
1700 r/min
1700 r/min
Tractor Engine
Cat® C13 ACERT™
Displacement
763 in³
12.5 l
Weights - Machines Meeting U.S. EPA Tier 4 Interim/EU Stage IIIB Emission Standards
Shipping Weight - 10% Fuel
86259 lb
39259 kg
Loaded, Based on a Rated Load
143245 lb
64975 kg
Operating Weight - Full Fuel Tanks
88046 lb
39937 kg
Weights - Machines Achieving Prior U.S. EPA Tier 3/EU Stage IIIA Emission Levels
Shipping Weight - 10% Fuel
86004 lb
39011 kg
Operating Weight - Full Fuel Tanks
87499 lb
39689 kg
Loaded, Based on a Rated Load
142701 lb
64728 kg
Service Refill Capacities - Tractor
Engine Crankcase
8.75 gal (US)
33 l
Cooling System
17 gal (US)
64 l
Final Drive - Each
5 gal (US)
19 l
Hydraulic Reservoir
22 gal (US)
83 l
Differential
45.8 gal (US)
173 l
Transmission
18.5 gal (US)
70 l
Windshield Washer Reservoir
1.3 gal (US)
5 l
Service Refill Capacities - Scraper
Non-Powered Wheel
1.1 gal (US)
4 l
Fuel Tank
201.6 gal (US)
763 l
Standard/Optional

Standard Equipment

POWER TRAIN - TRACTOR
POWER TRAIN - SCRAPER
ELECTRICAL - TRACTOR
ELECTRICAL - SCRAPER
OPERATOR ENVIRONMENT - TRACTOR
FLUIDS
OTHER STANDARD EQUIPMENT - TRACTOR
OTHER STANDARD EQUIPMENT - SCRAPER
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