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John Deere 50

John Deere 50 tractor
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The John Deere 50 was introduced to replace the model B. These new tractors offered a number of advancements including duplex carburetion, live Powr-Trol hydraulics, and a fully-independent PTO.
John Deere 50tractorspecificationsenginetransmissionhydraulicsPTOdimensionsattachments
Power31 hp[B]
Founded1952 - 1956
Model50

Technical Specifications

Detailed specifications and technical data for John Deere 50

Power

Plows:2
Belt (tested):31.20 hp (23.3 kW)
Belt (claimed):30.97 hp (23.1 kW)
Drawbar (tested):28.11 hp (21.0 kW)

Tires

Ag rear:10-38
Ag front:5.50-16

Engine

Rated RPM:1250
Air cleaner:oil bath
Bore/Stroke:4.6875x5.50 inches (119 x 140 mm)
Displacement:190.4 ci (3.1 L)
Firing order:1-2
LP gas engine:John Deere, LP gas, 2-cylinder, liquid-cooled
Starter volts:12
Engine options:John Deere 3.1L 2-cyl gasoline, John Deere 3.1L 2-cyl all-fuel, John Deere 3.1L 2-cyl LP gas
All-fuel engine:John Deere, all-fuel, 2-cylinder, liquid-cooled
Gasoline engine:John Deere, gasoline, 2-cylinder, liquid-cooled
Coolant capacity:23 qts (21.8 L) early non-pressurized system, 19 qts (18.0 L) later
Compression (LP gas):8:1
Compression (all-fuel):5.35:1

Dimensions

Width:86.625 inches (220 cm)
Height:59.825 inches (151 cm)
Length:132.75 inches (337 cm)
Wheelbase:90 inches (228 cm)
Rear tread:56 to 88 inches (142 to 223 cm)
Front tread:7.3/11.2 inches (18/28 cm)
Ballasted weight:5439 lbs (2467 kg) With fluid in rear tires
Operating weight:4855 lbs (2202 kg) Gasoline tractor with cast 11-38 rear wheels

Electrical

Ground:Positive
Batteries:2
Battery AH:85
Battery volts:6
Charging system:generator

Hydraulics

Type:open center
Pressure:930 psi (64.1 bar)
Pump flow:8.9 gpm (33.7 lpm)

Mechanical

Drive:Two-wheel drive
Brakes:Expanding shoe brakes
Steering:manual, power (Power steering became an option in 1954)
Operator station:Open operator station with padded seat

Production

Type:Row-Crop tractor
Notes:The John Deere 50 was introduced to replace the model B. These new tractors offered a number of advancements including duplex carburetion, live Powr-Trol hydraulics, and a fully-independent PTO.
Built in:Waterloo, Iowa, USA
Years made:1952 - 1956
Total built:32,574 (total)
LP-gas built:731 (LP-gas)
All-fuel built:2,097 (all-fuel)
Gasoline built:29,746 (gas)
Original price:$2,011 in 1954

Attachments

Loader:front-end loader

Belt Pulley

RPM:1250
Speed:3170 ft/min (966.22 meters/min)
Width:7.25 inches (18 cm)
Diameter:9.7 inches (24 cm)

Transmission

Type:unsynchronized gear
Gears:6 forward and 1 reverse
Clutch:mechanical dry disc

Serial Numbers

1952:5000001
1953:5001257
1954:5016620
1955:5021977
1956:5030600
End:5033751

Power Take-off (PTO)

Rear PTO:independent (Optional)
Rear PTO Type:540 (1.375)

Related Models

John Deere 40

Model:40

John Deere 60

Model:60

John Deere 520

Model:520

John Deere B

Model:B