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J.I. Case 520

J.I. Case 520 tractor
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The J.I. Case 520 is an industrial crawler tractor built in 1959 in Churubusco, Indiana, USA. It features a crawler drive with an open operator station. The tractor is powered by either a Continental 2.7L 4-cylinder gasoline engine or a Continental 2.6L 4-cylinder diesel engine, delivering gross power of 50 hp and 45 hp respectively. It has a 3-speed gear transmission with 3 forward and 1 reverse gears. The tractor supports various attachments including blades, front-end loaders, and backhoes. It has a fuel capacity of 17 gallons and a hydraulic system capacity of 7 gallons with an open center type. The tractor weighs between 5000 and 10334 pounds depending on configuration and runs on 13-inch wide tracks. The rear PTO is optional and runs at 540 RPM at 1660 engine RPM.
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Power-
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Model520

Technical Specifications

Detailed specifications and technical data for J.I. Case 520

Power

Engine:45 hp (33.6 kW)
Engine (gross):50 hp (37.3 kW)

Engine

Torque:136 lb-ft (184.4 Nm)
Starter:electric
Idle RPM:550-2400
Rated RPM:1800
Torque RPM:2000
Air cleaner:oil bath
Bore/Stroke:3.436x4.375 inches (87 x 111 mm)
Compression:6.4:1
Fuel system:carburetor
Displacement:162 ci (2.7 L)
Firing order:1-3-4-2
Oil capacity:5 qts (4.7 L)
Power diesel:45 hp (33.6 kW)
Power (gross):50 hp (37.3 kW)
Starter volts:6
Torque diesel:113 lb-ft (153.2 Nm)
Engine options:Continental 2.7L 4-cyl gasoline, Continental 2.6L 4-cyl diesel
Starter diesel:electric
Coolant capacity:14 qts (13.2 L)
Torque RPM diesel:1200
Bore/Stroke diesel:3.375x4.375 inches (86 x 111 mm)
Displacement diesel:157 ci (2.6 L)
Starter volts diesel:12
Continental GD-157 diesel:4-cylinder, liquid-cooled
Continental FA-162 gasoline:4-cylinder, liquid-cooled

Weight

Base:5000 lbs (2268 kg)
Backhoe-loader:10334 lbs (4687 kg)
Loader-crawler:9220 lbs (4182 kg)

Capacity

Fuel:17 gal (64.3 L)
Hydraulic system:7 gal (26.5 L)

Dimensions

Gauge:48 inches (121 cm)
Width:61 inches (154 cm)
Length:101 inches (256 cm)
Track width:13 inches (33 cm)
Height (hood):56 inches (142 cm)
Area on ground:1482 in² (1.0 m²)
Ground pressure:4.9 psi (0.3 bar)
Ground clearance:16 inches (40 cm)
Length on ground:57 inches (144 cm)
Hydraulic Angling dozer length:128.5 inches (326 cm)
Hydraulic Tilt-Crown dozer length:123 inches (312 cm)

Electrical

Ground:positive
Batteries:2
Battery AH:105
Battery volts:6
Charging system:generator

Hydraulics

Type:open center
Capacity:7 gal (26.5 L)
Pump flow (dozer):15.5 gpm (58.7 lpm)
Pump flow (loader):19 gpm (71.9 lpm)
Pump flow (backhoe-loader):21 gpm (79.5 lpm)

Mechanical

Drive:crawler
Operator station:Open operator station

Production

Type:Industrial Crawler tractor
Year:1959
Built in:Churubusco, Indiana, USA
Manufacturer:J.I. Case

Attachments

Blade:92" Blade, J.I. Case Hydraulic Angling, front-mount, 92 inches width (233 cm), 27.5 inches height (69 cm), 24.625 inches lift (62 cm), Angling 25°, 10.5 inches cut (26 cm), 2210 lbs (1002 kg), hydraulic-lift, hydraulic-angle
Loader:47° dump, 24 inches reach (dumped) (60 cm), 26° rollback (ground line), 110 inches height (at pin) (279 cm), 106 inches clearance (dumped) (269 cm), boom cyl: 4 inches (10 cm), boom rod: 1.75 inches (4 cm), bucket cyl: 3 inches (7 cm), bucket rod: 1.25 inches (3 cm), Bucket width: 62.625 inches (159 cm)

Backhoe

Swing Arc:180°
Backhoe type:J.I. Case 520 Backhoe
Digging depth:144 inches (365 cm)
Loading height:125 inches (317 cm)
Reach from pivot:194 inches (492 cm)
Transport height:123.5 inches (313 cm)
Blade 76":J.I. Case Hydraulic Tilt-Crown, front-mount, 76 inches width (193 cm), 23 inches lift (58 cm), 11 inches tilt (27 cm), 10.5 inches cut (26 cm), 1520 lbs (689 kg), hydraulic-angle

Belt Pulley

RPM:1160
Width:6.5 inches (16 cm)
Diameter:8.5 inches (21 cm)

Transmission

Type:gear
Gears:3 forward and 1 reverse
Clutch:250.8mm dry disc

Dimensions & Tracks

Weight:5000 to 10334 pounds
Track width:13 inches

Power Take-off (PTO)

Rear PTO:transmission Optional
Engine RPM:540@1660
Rear PTO Type:540 (1.375)