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| Home / Wheel Loaders / Case Wheel Loaders / Case 721C |
Case 721C Specifications
The
Case 721C wheel loader driveline system components: Case 6T-830 four-stroke
vertical six-cylinder direct injection turbocharged liquid-cooled diesel engine
with a rated power of 152 hp (113 kW), and autoshift transmission with 4 forward
and 3 reverse gears. The hydraulic system has a vane-type pump with a rated
capacity of 42.9 gal/min (163 l/min). The Case 721C is equipped with an
articulated steering system, hydraulic wet disc brakes, and 20.5x25 tires. The
wheel loader has a max lift height of 150" (3810 mm) and breakout force of 33000
lbs (14970 kg). The rated operating capacity is 9597 lbs (4353 kg), and tipping
load is 19195 lbs (8706 kg).
| Engine Specs |
Engine Model ....................... Case 6T-830
Engine Type ....................... Six-cylinder turbocharged liquid-cooled diesel
Number of Cylinders ....................... 6, vertical inline
Displacement, cu.in (L) ....................... 505 (8.3)
Cylinder Bore, in (mm) ....................... 4.49 (114.0)
Piston Stroke, in (mm) ....................... 5.32 (135.0)
Aspiration Type ....................... Turbocharged
Rated Engine Power, hp (kW) ....................... 152.0 (113.0)
Rated Engine Speed, rpm ....................... 2200
Idle Speed, rpm ....................... 875-2380
Maximum Torque, Nm (lb-ft) ....................... 739 (545)
Torque Speed, rpm ....................... 1300
Compression Ratio ....................... 16.5:1
Firing Order ....................... 1-5-3-6-2-4
Fuel System ....................... Direct injection
Fuel Injection ....................... Mechanical
Lubricating System ....................... Forced lubrication
Cooling System ....................... Liquid-cooled
Valve Clearance (Intake), in (mm) ....................... 0.012 (0.31)
Valve Clearance (Exhaust), in (mm) ....................... 0.024 (0.61)
Fuel Tank Capacity, gal (L) ....................... 54.0 (204.0)
Oil Capacity, qts (L) ....................... 22.0 (20.8)
Coolant Capacity, qts (L) ....................... 33.8 (32.2)
Electrical System Rating, Volts ....................... 12
Charging System ....................... Alternator
Alternator Rating, Amps ....................... 65
| Transmission |
Transmission Type .................... Autoshift/Manual shift
Gearbox Type .................... 4F/3R
Number of Forward Gears .................... 4
Number of Reverse Gears .................... 3
Torque Converter Type .................... Single stage
Torque Converter Ratio .................... 2.87:1
Oil Capacity, gal (L) .................... 6.0 (22.7)
Maximum Forward Speed, mph (kph) .................... 24.2 (39.1)
Maximum Reverse Speed, mph (kph) .................... 17.1 (27.5)
| Wheels and Tires |
Drive System Type .................... Four-wheel drive (4WD)
Steering Configuration .................... Articulated frame
Steering System .................... Hydraulic power
Service Brakes Type .................... Hydraulic wet disc
Front Tire Size (Std) .................... 20.5x25
Rear Tire Size (Std) .................... 20.5x25
Front Tire Size (Opt) .................... 17.5x25
Rear Tire Size (Opt) .................... 17.5x25
Front Tire Size (Opt) .................... 20.5R25
Rear Tire Size (Opt) .................... 20.5R25
Front Tire Size (Opt) .................... 17.5R25
Rear Tire Size (Opt) .................... 17.5R25
Front Tire Size (Opt) .................... 555/70R25
Rear Tire Size (Opt) .................... 555/70R25
| Hydraulic System |
Hydraulic System Type .................... Open center
Hydraulic Pump Type .................... Dual, vane-type tandem
Pump Capacity, gpm (Lpm) .................... 42.9 (163.0)
System Pressure, psi (Bar) .................... 2775 (191)
Hydraulic Reservoir Capacity, gal (L) .................... 23.8 (90.2)
Hydraulic System Capacity, gal (L) .................... 40.5 (153.5)
| Loader Performance |
Rated Operating Capacity (Straight), lbs (kg) .................... 11510 (5220)
Rated Operating Capacity (Full Turn), lbs (kg) .................... 9597 (4353)
Tipping Load (Straight), lbs (kg) .................... 23020 (10440)
Tipping Load (Full Turn), lbs (kg) .................... 19195 (8706)
Lift Capacity, lbs (kg) .................... 13153 (5965)
Breakout Force, lbs (kg) .................... 33000 (14970)
| Dimensions and Weight |
Maximum Operating Height, in (mm) .................... 200.1 (5080)
Maximum Lift Height To Hinge Pin, in (mm) .................... 150 (3810)
Height To Top Of Cab, in (mm) .................... 128.2 (3260)
Length With Bucket On Ground, in (mm) .................... 273.5 (6950)
Width (Tread Center), in (mm) .................... 78 (1980)
Width (Over Tires), in (mm) .................... 100 (2540)
Wheel Base, in (mm) .................... 114 (2895)
Ground Clearance, in (mm) .................... 16.5 (420)
Departure Angle, deg .................... 34
Articulation Angle, deg .................... 40
Bucket Width, in (mm) .................... 103 (2615)
Bucket Capacity, cu.ft (m3) .................... 74.1 (2.10)
Digging Depth, in (mm) .................... 1.6 (39)
Rollback Angle At Ground, deg .................... 39
Rollback Angle At Full Height, deg .................... 62
Dump Angle At Full Height, deg .................... 49
Clearance With Bucket Dumped, in (mm) .................... 117 (2970)
Reach At Full Height, in (mm) .................... 38.9 (990)
Turning Radius (w/Bucket), in (mm) .................... 266.7 (5755)
Operating Weight, lbs (kg) .................... 29630 (13440)
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