Categories ↠ Scrapers ↠ Caterpillar 627G

Caterpillar 627G Scraper

Category: Scrapers ➔
Manufacturer: Caterpillar ➔
Model: 627G ➔

The Caterpillar 627G is a wheel tractor-scraper used in earthmoving, road construction, and large-scale site preparation. It is designed for loading, hauling, and spreading material in a single machine, making it suitable for high-production grading and mass excavation work. The 627G features a twin-engine scraper configuration, articulated steering, and a bowl and ejector system for efficient material handling. It is commonly used in mining, highway, and infrastructure projects where fast cycle times and high capacity are required. The model is part of Caterpillar's G-series scraper line and is known for its heavy-duty construction and field serviceability.

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Bowl

Heaped Capacity	22.00 cu yd (16.82 cu m)
Max Depth of Cut	13.10 in (33.27 cm)
Rated Payload	52,800.00 lbs (23,949.71 kg)
Struck Capacity	15.70 cu yd (12.00 cu m)
Width of Cut	10.00 ft (3.05 m)

Dimensions

Axle to Vertical Hitch Pin	17.00 in (43.18 cm)
Bail Length - Maximum (Push-Pull)	63.50 in (161.29 cm)
Extended Push Block (Push-Pull)	109.70 in (278.64 cm)
Front of Tractor to Front Axle	120.40 in (305.82 cm)
Ground Clearance - Tractor	21.80 in (55.37 cm)
Height - Overall Shipping	145.90 in (370.59 cm)
Height - Scraper Blade Maximum	20.60 in (52.32 cm)
Height - Top of Cab	11.30 ft (3.44 m)
Length - Overall Machine	508.50 in (1,291.59 cm)
Overall Height	12.20 ft (3.72 m)
Overall Length	42.40 ft (12.92 m)
Overall Width	11.40 ft (3.47 m)
Rear Axle - Rear of Machine	84.30 in (214.12 cm)
Rim Radius	17.00 in (43.18 cm)
Tractor Ground Clearance	1.90 ft (0.58 m)
Wheel Base	25.40 ft (7.74 m)
Wheelbase	25.40 ft (7.74 m)
Width - Inside of Bowl	116.00 in (294.64 cm)
Width - Outside Rear Tires	120.00 in (304.80 cm)
Width - Overall Machine	136.50 in (346.71 cm)
Width - Rear Tire Center Lines	85.80 in (217.93 cm)
Width - Tractor	123.30 in (313.18 cm)

Engine

Scraper Engine	Cat C9 ACERT
Tractor Engine	Cat C15 ACERT

Hydraulic System

Apron Cylinder Bore	7.30 in (18.54 cm)
Apron Cylinder Stroke	23.50 in (59.69 cm)
Bowl Cylinder Bore	6.00 in (15.24 cm)
Bowl Cylinder Stroke	32.00 in (81.28 cm)
Cushion Hitch Circuit	9.80 gpm (37.09 lpm)
Ejector Cylinder Bore	6.50 in (16.51 cm)
Ejector Cylinder Stroke	61.00 in (154.94 cm)
Relief Valve - Implement Circuit	2175 psi
Relief Valve - Steering Circuit	2250 psi
Scraper Circuit	65.50 gpm (247.92 lpm)
Secondary Steering Circuit	39.90 gpm (151.02 lpm)
Steering Circuit	55.00 gpm (208.18 lpm)

Operating Specifications

Alternator Supplied Amperage	75 amps
Cooling System Fluid Capacity	48.30 gal (182.82 l)
Differential Fluid Capacity	42.00 gal (158.97 l)
Engine Oil Fluid Capacity	16.50 gal (62.45 l)
Fuel Capacity	292.00 gal (1,105.22 l)
Hydraulic System Fluid Capacity	37.00 gal (140.05 l)
Operating Voltage	24 volts
Tire Size	33.25-R29
Transmission Fluid Capacity	34.60 gal (130.96 l)
Wheel Coolant Fluid Capacity - each	24.00 gal (90.84 l)

Scraper Bowl

Apron Closure Force	24,075.00 lbs (10,920.25 kg)
Apron Opening	70.00 in (177.80 cm)
Capacity - Struck	15.70 cu yd (12.00 cu m)
Capacity Heaped	22.00 cu yd (16.82 cu m)
Cutting Edge Thickness	0.90 in (2.29 cm)
Depth of Cut - Maximum	13.10 in (33.27 cm)
Depth of Spread - Maximum	20.60 in (52.32 cm)
Ground Clearance - Maximum	20.60 in (52.32 cm)
Rated Load	52,800.00 lbs (23,949.71 kg)
Width - Cut - To Router Bits	119.00 in (302.26 cm)

Scraper Engine

Bore	4.50 in (11.43 cm)
Displacement	538.00 cu in (8,816.26 cu cm)
Gross Power	286.00 hp (213.27 kw)
Gross Power - Gear 1	258.00 hp (192.39 kw)
Make	Caterpillar
Net Power	266.00 hp (198.36 kw)
Net Power - Gear 1	239.00 hp (178.23 kw)
Stroke	5.90 in (14.99 cm)

Service Refill Capacities - Scraper

Cooling System	20.30 gal (76.84 l)
Differential	4.00 gal (15.14 l)
Final Drive - Each	5.00 gal (18.93 l)
Transmission	15.60 gal (59.05 l)
Wheel Coolant - Each	12.00 gal (45.42 l)

Service Refill Capacities - Tractor

Cooling System	28.00 gal (105.98 l)
Crankcase	9.50 gal (35.96 l)
Differential	38.00 gal (143.83 l)
Final Drive - Each	5.00 gal (18.93 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)
Windshield Washer	1.50 gal (5.68 l)

Steering System

Hydraulic Output	55.00 gpm (208.18 lpm)
Steering Angle - Left	85 degrees
Steering Angle - Right	90 degrees
Width - 180 degrees Turn	35.90 ft (10.94 m)

Tractor Engine

Bore	5.50 in (13.97 cm)
Displacement	928.00 cu in (15,207.23 cu cm)
Gross Power	394.00 hp (293.81 kw)
Gross Power - Gears 3-8	394.00 hp (293.81 kw)
Make	Caterpillar
Net Power	365.00 hp (272.18 kw)
Net Power - Gears 1-2	330.00 hp (246.09 kw)
Net Power - Gears 3-8	365.00 hp (272.18 kw)
Net Power - Tractor/Scraper	246 kW (330) / 178 kW (239)
Stroke	6.50 in (16.51 cm)

Transmission

1 Forward	3.10 mph (4.99 kph)
2 Forward	4.70 mph (7.56 kph)
3 Forward	6.80 mph (10.94 kph)
4 Forward	9.20 mph (14.81 kph)
5 Forward	12.40 mph (19.96 kph)
6 Forward	16.70 mph (26.88 kph)
7 Forward	22.60 mph (36.37 kph)
8 Forward	32.00 mph (51.50 kph)
Max Speed Forward	32.00 mph (51.50 kph)
Max Speed Reverse	5.70 mph (9.17 kph)
Number of Forward Gears	8
Number of Reverse Gears	1
Reverse	5.70 mph (9.17 kph)
Transmission Type	powershift
Travel Speed - Maximum	32.00 mph (51.50 kph)

Weights

Front Axel - loaded	68,405.00 lbs (31,028.02 kg)
Front Axle - empty	52,080.00 lbs (23,623.12 kg)
Operating Weight	136,905.00 lbs (62,099.14 kg)
Rear Axle - empty	34,720.00 lbs (15,748.75 kg)
Rear Axle - loaded	71,197.00 lbs (32,294.46 kg)
Total Operating - empty	86,800.00 lbs (39,371.87 kg)
Total Operating - Loaded	139,601.00 lbs (63,322.03 kg)

Weights - Push-Pull

Front Axle	52,080.00 lbs (23,623.12 kg)
Front Axle - Loaded	68,405.00 lbs (31,028.02 kg)
Rear Axle	34,720.00 lbs (15,748.75 kg)
Rear Axle - Loaded	71,197.00 lbs (32,294.46 kg)
Scraper Shipping	33,335.00 lbs (15,120.52 kg)
Total Operating - Empty	86,800.00 lbs (39,371.87 kg)
Total Operating - Loaded	139,601.00 lbs (63,322.03 kg)
Total Shipping	85,473.00 lbs (38,769.95 kg)
Tractor Shipping	52,139.00 lbs (23,649.88 kg)

Weights - Standard, Tandem

Front Axle	49,230.00 lbs (22,330.38 kg)
Front Axle Weight - Loaded	65,396.00 lbs (29,663.16 kg)
Rear Axle	34,211.00 lbs (15,517.87 kg)
Rear Axle - Weight - Loaded	70,845.00 lbs (32,134.79 kg)
Scraper Shipping	33,666.00 lbs (15,270.66 kg)
Total Operating - Empty	83,441.00 lbs (37,848.25 kg)
Total Operating - Loaded	136,241.00 lbs (61,797.95 kg)
Total Shipping	82,113.00 lbs (37,245.88 kg)
Tractor Shipping	48,447.00 lbs (21,975.22 kg)

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