Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200
Introducing the Caterpillar 623E Scraper, a powerful and efficient machine designed for heavy-duty earthmoving and construction tasks. With a heaped bowl capacity of 23.1 cubic yards and a maximum payload of 55,005.4 pounds, this scraper is equipped to handle large amounts of material with ease. Featuring a Caterpillar 3406 engine delivering 365 horsepower, a hydraulic system capable of handling various functions, and a top speed of up to 29.9 mph, the Caterpillar 623E is a reliable and versatile choice for any job site.
| Heaped Capacity | 23.10 cu yd (17.66 cu m) |
| Max Depth of Cut | 13.00 in (33.02 cm) |
| Rated Payload | 55,005.40 lbs (24,950.06 kg) |
| Width of Cut | 11.50 ft (3.51 m) |
| Front of Tractor to Front Axle | 17.00 in (43.18 cm) |
| Height - Overall Shipping | 140.00 in (355.60 cm) |
| Height - Scraper Blade Maximum | 16.00 in (40.64 cm) |
| Height - Top of Cab | 11.10 ft (3.38 m) |
| Length - Overall Machine | 523.00 in (1,328.42 cm) |
| Overall Height | 13.00 ft (3.96 m) |
| Overall Length | 41.40 ft (12.62 m) |
| Overall Width | 11.70 ft (3.57 m) |
| Rear Axle - Rear of Machine | 86.00 in (218.44 cm) |
| Rim Radius | 17.00 in (43.18 cm) |
| Wheel Base | 26.20 ft (7.99 m) |
| Wheelbase | 26.20 ft (7.99 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) |
| 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) |
| 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 |
| 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) |
| Fuel Capacity | 150.60 gal (570.02 l) |
| Tire Size | 29.5-29 34PR (E-2) |
| Capacity - Struck | 18.00 cu yd (13.76 cu m) |
| 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 | 23.00 cu yd (17.58 cu m) |
| Width - Cut - To Router Bits | 11.50 in (29.21 cm) |
| 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) |
| 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) |
| Displacement | 891.00 cu in (14,600.91 cu cm) |
| Gross Power | 365.00 hp (272.18 kw) |
| Make | Caterpillar |
| 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) |
| Number of Forward Gears | 8 |
| Reverse | 5.40 mph (8.69 kph) |
| Front Axel - loaded | 67,238.80 lbs (30,499.04 kg) |
| Front Axle | 52,050.00 lbs (23,609.51 kg) |
| Front Axle - empty | 48,294.50 lbs (21,906.04 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 - empty | 26,005.80 lbs (11,796.05 kg) |
| Rear Axle - loaded | 62,066.80 lbs (28,153.06 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 - Loaded | 138,745.00 lbs (62,933.75 kg) |
| Total Shipping | 80,231.00 lbs (36,392.21 kg) |
| Tractor Shipping | 52,050.00 lbs (23,609.51 kg) |