- Category: Crawler Dozers ➔
- Manufacturer: Case ➔
- Model: 850M ➔
The Case 850M Crawler Dozer is a powerful and versatile machine designed to tackle a variety of earthmoving and construction tasks. With a blade capacity of 41.6 cu yd and a blade width of 11.1 ft, this machine can efficiently move large amounts of material with ease. Powered by a 138 hp Tier 4 engine, the 850M offers a maximum drawbar pull of 47,996.8 lbs and a ground clearance of 1.1 ft, making it ideal for demanding job sites. Equipped with features such as a hydrostatic transmission, variable displacement piston pump, and heavy-duty final drive, the Case 850M ensures smooth operation and exceptional performance in any terrain.
General Specifications
Blades
Blade Capacity | 42 cu yd (32 cu m)
|
Blade Height | 44 in (112 cm)
|
Blade Type | PAT
|
Blade Width | 11 ft (3 m)
|
Capacities
Engine oil with filter | 4 gal (17 l)
|
Dimensions
Blade depth below ground | 19 in (49 cm)
|
Blade lift above ground | 34 in (87 cm)
|
Ground Clearance | 1 ft (0 m)
|
Height - Top of Cab | 116 in (296 cm)
|
Height - Top of ROPS/FOPS | 116 in (296 cm)
|
Length of Track on Ground | 9 ft (3 m)
|
Width Over Tracks | 8 ft (2 m)
|
Drive System
Final drive | 2 helical gear
|
Max drawbar pull | 47,997 lbs (21,771 kg)
|
Parking brakes | Heavy-duty spring-applied
|
Electrical System
Alternator | 120 amp
|
Batteries | 2 volts
|
Battery | 12-volt low-maintenance
|
Engine
Air intake | Cross-Flow
|
Cooling system | Liquid
|
Diesel exhaust fluid (DEF) tank capacity | 14 gal (52 l)
|
Displacement | 409 cu in (6,701 cu cm)
|
Emission Tier Level | Tier4
|
Engine Model | FPT F4HFE613F
|
Fan | 26.0 in(660mm)Diameter
|
Fuel | 2 Diesel
|
Fuel injection | Common rai
|
Fuel tank | 85 gal (322 l)
|
Gross Power | 138 hp (103 kw)
|
Net Power | 127 hp (95 kw)
|
Number of Cylinders | 6
|
Power Measured @ | 2000 rpm
|
Pump operating angles - Fore and aft | 45 degrees
|
Pump operating angles -Side-to-side | 35 degrees
|
Transmission Type | Hydrostatic
|
Hydraulic System
Lift cylinder - Rod diameter | 2 in (5 cm)
|
Lift cylinder - Stroke | 19 in (49 cm)
|
Lift cylinder(s) | 2
|
Lift cylinder-Bore diameter | 4 in (11 cm)
|
Pump type | Variable Displacement Piston
|
Operating Specifications
center rock guard | 296 lbs (134 kg)
|
Long track | 31,134 lbs (14,122 kg)
|
Low ground pressure | 32,637 lbs (14,804 kg)
|
Operating Weight | 32,637 lbs (14,804 kg)
|
Sweeps | 139 lbs (63 kg)
|
Winch | 2,447 lbs (1,110 kg)
|
Performance
Pump Flow | 35 gpm (132 lpm)
|
Standard Blade
Blade Angle (both directions) | 25 degrees
|
Transmission
Max Speed - Forward | 6 mph (9 kph)
|
Max Speed - Reverse | 6 mph (9 kph)
|
Undercarriage
Number of bottom rollers per side | 7
|
Number of Shoes per Side | 43
|
Number of Upper Rollers | 2
|
Track Gauge | 0 ft (0 m)
|
Width of Shoes | 30 in (76 cm)
|
Weights
Cab | 560 lbs (254 kg)
|
counterweight | 948 lbs (430 kg)
|
Ripper weight | 2,377 lbs (1,078 kg)
|