Category : Scrapers ➔ Manufacturer : Caterpillar ➔ Model : 623F ➔
The Caterpillar 623F is a self-loading elevating scraper used in earthmoving and site preparation applications. As part of Caterpillar's scraper lineup, the 623F is designed for efficient cut, load, haul, and spread operations in medium to large-scale grading and mass excavation work. It features a bowl, apron, and ejector system for controlled material handling and consistent cycle performance. The machine is commonly used in road construction, land development, and large earthmoving projects where high-volume material movement is required. The Caterpillar 623F scraper is recognized for its productivity, maneuverability, and suitability for repetitive haul and fill operations.
Bowl
Caterpillar 623F Scraper Bowl specifications
Heaped Capacity
23.1 cu yd
Max Depth Of Cut
13.00 in (33.02 cm)
Rated Payload
55,201.60 lbs (25,039.06 kg)
Struck Capacity
18.1 cu yd
Width Of Cut
11.50 ft (3.51 m)
Dimensions
Caterpillar 623F Scraper Dimensions specifications
Front Of Tractor To Front Axle
17.00 in (43.18 cm)
Height
12.08 ft (3.68 m)
Height - Overall Shipping
140.00 in (355.60 cm)
Height - Scraper Blade Maximum
16.00 in (40.64 cm)
Height - Top Of Cab
11.09 ft (3.38 m)
Length
43.25 ft (13.18 m)
Length - Overall Machine
523.00 in (1,328.42 cm)
Overall Height
12.08 ft (3.68 m)
Overall Length
43.34 ft (13.21 m)
Rear Axle - Rear Of Machine
86.00 in (218.44 cm)
Rim Radius
17.00 in (43.18 cm)
Weight
77,830.00 lbs (35,303.14 kg)
Wheel Base
26.17 ft (7.98 m)
Wheelbase
26.19 ft (7.98 m)
Width
11.75 ft (3.58 m)
Width - Inside Of Bowl
116.00 in (294.64 cm)
Width - Outside Rear Tires
120.00 in (304.80 cm)
Width - Overall Machine
140.00 in (355.60 cm)
Width - Rear Tire Center Lines
87.00 in (220.98 cm)
Width - Tractor
117.00 in (297.18 cm)
Elevator
Caterpillar 623F Scraper Elevator specifications
Length - Flights
89.00 in (226.06 cm)
Length - Overall
146.90 in (373.13 cm)
Number Of Flights
15
Spacing Of Flights
20.00 in (50.80 cm)
Width - Flight Face
8.50 in (21.59 cm)
Engine
Caterpillar 623F Scraper Engine specifications
Bore
5.40 in (13.72 cm)
Caterpillar Net Power
365.00 hp (272.18 kw)
Din 70020
378 PS
Displacement
893.00 cu in (14,633.68 cu cm)
Eec 80/1269
365.00 hp (272.18 kw)
Gross Power - Gears 1-2
383.00 hp (285.61 kw)
Iso 9249
365.00 hp (272.18 kw)
Net Power
365.00 hp (272.18 kw)
Net Power - Gears 1-2
365.00 hp (272.18 kw)
Sae J1349
361.00 hp (269.20 kw)
Stroke
6.50 in (16.51 cm)
Tractor Engine
3406C
Hydraulics
Caterpillar 623F Scraper Hydraulics specifications
Bowl Cylinder Bore
6.00 in (15.24 cm)
Bowl Cylinder Stroke
20.00 in (50.80 cm)
Compensator Settings - Cushion Hitch Circuit
2300 psi
Compensator Settings - Elevator Circuit
5250 psi
Cushion Hitch Circuit
8.60 gpm (32.55 lpm)
Ejector Cylinder Bore
5.00 in (12.70 cm)
Ejector Cylinder Stroke
47.80 in (121.41 cm)
Floor Cylinder Bore
6.00 in (15.24 cm)
Floor Cylinder Stroke
53.30 in (135.38 cm)
Relief Valve - Implement Circuit
2500 psi
Relief Valve - Steering Circuit
2250 psi
Scraper Circuit
62.20 gpm (235.43 lpm)
Steering Circuit
56.00 gpm (211.96 lpm)
Supplemental Steering Circuit
37.00 gpm (140.05 lpm)
Operational
Caterpillar 623F Scraper Operational specifications
Fuel Capacity
160.10 gal (605.98 l)
Scraper Bowl
Caterpillar 623F Scraper Scraper Bowl specifications
Capacity - Struck
18 cu yd
Cutting Edge Thickness
1.40 in (3.56 cm)
Depth Of Cut - Maximum
13.00 in (33.02 cm)
Depth Of Spread - Maximum
15.00 in (38.10 cm)
Ground Clearance - Maximum
15.30 in (38.86 cm)
Hydraulic Penetration Force
33,750.00 lbs (15,308.76 kg)
Rated Load
55,000.00 lbs (24,947.61 kg)
Scraper Capacity - Heaped
23 cu yd
Width - Cut - To Router Bits
11.50 in (29.21 cm)
Scraper Engine
Caterpillar 623F Scraper Scraper Engine specifications
Displacement
891.00 cu in (14,600.91 cu cm)
Service Refill Capacities
Caterpillar 623F Scraper Service Refill Capacities specifications
Cooling System
22.00 gal (83.27 l)
Crankcase
9.50 gal (35.96 l)
Differential
43.00 gal (162.76 l)
Final Drive - Each
5.00 gal (18.93 l)
Fuel Tank
160.00 gal (605.60 l)
Hydraulic Reservoir
37.00 gal (140.05 l)
Transmission
19.00 gal (71.92 l)
Wheel Coolant - Each
12.00 gal (45.42 l)
Steering
Caterpillar 623F Scraper Steering specifications
Ground-Driven Secondary Steering System
39.90 gpm (151.02 lpm)
Hydraulic Output
52.00 gpm (196.82 lpm)
Steering Angle - Left
85 degrees
Steering Angle - Right
90 degrees
Width - 180 Degrees Turn
35.80 ft (10.91 m)
Tractor Engine
Caterpillar 623F Scraper Tractor Engine specifications
Gross Power
365.00 hp (272.18 kw)
Transmission
Caterpillar 623F Scraper Transmission specifications
1 Forward
3.10 mph (4.99 kph)
2 Forward
5.60 mph (9.01 kph)
3 Forward
7.10 mph (11.43 kph)
4 Forward
9.60 mph (15.45 kph)
5 Forward
12.90 mph (20.76 kph)
6 Forward
17.50 mph (28.16 kph)
7 Forward
23.60 mph (37.98 kph)
8 Forward
31.90 mph (51.34 kph)
Max Speed Forward
29.90 mph (48.12 kph)
Reverse
5.4 mile/h
Weights
Caterpillar 623F Scraper Weights specifications
Front Axle
52,050.00 lbs (23,609.51 kg)
Front Axle Weight - Loaded
69,985.00 lbs (31,744.70 kg)
Rear Axle
29,200.00 lbs (13,244.91 kg)
Rear Axle - Weight - Loaded
68,760.00 lbs (31,189.05 kg)
Scraper Shipping
29,200.00 lbs (13,244.91 kg)
Total Operating - Empty
81,250.00 lbs (36,854.43 kg)
Total Shipping
80,231.00 lbs (36,392.21 kg)
Tractor Shipping
52,050.00 lbs (23,609.51 kg)
