Case industrial tractors
J.I. Case 550H
The J.I. Case 550H is a bulldozer manufactured by J.I. Case from 1999 to 2008 as part of the H Series. It features a 3.9L 4-cylinder diesel engine producing 75 hp gross and 67 hp net, with a 4-speed torque converter transmission. The tractor uses crawler drive with bull gear final drives and hydraulic wet disc brakes. It has a four-post ROPS canopy for operator safety. Fuel capacity is 30.5 gallons and the hydraulic system holds 10.3 gallons. The open center hydraulic system operates at 2500 psi with a pump flow of 21.9 gpm. The 550H offers various track options (LT, WT, LGP) with different widths and ground pressures, and weighs between 14,317 and 14,960 pounds depending on configuration. Attachments include front-mount blades in 34-inch and 110-inch widths with hydraulic lift and angle capabilities.
Power-
Founded-
Model550H
Technical Specifications
Detailed specifications and technical data for J.I. Case 550H
Power
| Engine (net) | 67 hp (50.0 kW) |
|---|---|
| Engine (gross) | 75 hp (55.9 kW) |
Engine
| Type | diesel, 4-cylinder, liquid-cooled |
|---|---|
| Model | Case 4-390 |
| Torque | 191 lb-ft (259.0 Nm) |
| Starter | electric |
| Idle RPM | 800-2420 |
| Rated RPM | 2200 |
| Torque RPM | 1600 |
| Bore/Stroke | 4.02x4.72 inches (102 x 120 mm) |
| Power (net) | 67 hp (50.0 kW) |
| Displacement | 239 ci (3.9 L) |
| Oil capacity | 11 qts (10.4 L) |
| Power (gross) | 75 hp (55.9 kW) |
| Starter volts | 12 |
| Coolant capacity | 16.5 qts (15.6 L) |
General
| Series | H Series |
|---|---|
| Category | Bulldozer |
| Production years | 1999 - 2008 |
Capacity
| Fuel | 30.5 gal (115.4 L) |
|---|---|
| Hydraulic system | 10.3 gal (39.0 L) |
Electrical
| Battery CCA | 700 |
|---|---|
| Battery volts | 12 |
| Charging amps | 65 |
| Charging system | alternator |
Hydraulics
| Type | open center |
|---|---|
| Capacity | 10.3 gal (39.0 L) |
| Pressure | 2500 psi (172.4 bar) |
| Pump flow | 21.9 gpm (82.9 lpm) |
Mechanical
| ROPS | Four-post ROPS canopy |
|---|---|
| Drive | crawler |
| Brakes | Hydraulic wet disc brakes |
| Final drives | bull gear |
References
| Publication | H Series Crawler Dozers 550H/650H published in 2000, by J.I. Case |
|---|
Attachments
| 34" Blade | Case LT, front-mount, 34 inches width (86 cm), 33 inches height (83 cm), 34 inches lift (86 cm), 14 inches tilt (35 cm), Angling 25°, 19.5 inches cut (49 cm), hydraulic-lift, hydraulic-angle |
|---|---|
| 110" Blade | Case WT/LGP, front-mount, 110 inches width (279 cm), 33 inches height (83 cm), 34 inches lift (86 cm), 16 inches tilt (40 cm), Angling 25°, 19.5 inches cut (49 cm), hydraulic-lift, hydraulic-angle |
Transmission
| Type | torque converter |
|---|---|
| Gears | 4 forward and reverse |
Dimensions & Tracks
| Weight | 14317 to 14960 pounds |
|---|---|
| LT Gauge | 53 inches (134 cm) |
| WT Gauge | 64 inches (162 cm) |
| LGP Gauge | 64 inches (162 cm) |
| Height (ROPS) | 101.8 inches (258 cm) |
| Ripper Weight | 1270 lbs (576 kg) |
| LT dozer length | 156 inches (396 cm) |
| Track width (LT) | 16 inches (40 cm) |
| Track width (WT) | 20 inches (50 cm) |
| LGP Height (ROPS) | 102.6 inches (260 cm) |
| Track width (LGP) | 26 inches (66 cm) |
| LT Operating Weight | 14317 lbs (6494 kg) |
| WT Operating Weight | 14600 lbs (6622 kg) |
| WT/LGP dozer length | 156 inches (396 cm) |
| LGP Operating Weight | 14960 lbs (6785 kg) |
| Track area on ground (LT) | 2496 in² (1.6 m²) |
| Track area on ground (WT) | 3120 in² (2.0 m²) |
| Track area on ground (LGP) | 4056 in² (2.6 m²) |
| Track ground pressure (LT) | 5.7 psi (0.4 bar) |
| Track ground pressure (WT) | 4.6 psi (0.3 bar) |
| Track ground pressure (LGP) | 3.7 psi (0.3 bar) |
| Track length on ground (LT) | 78 inches (198 cm) |
| Track length on ground (WT) | 78 inches (198 cm) |
| Track length on ground (LGP) | 78 inches (198 cm) |
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