John Deere 620

John Deere 620The John Deere 620 is a 2WD row-crop tractor from the Two-Cylinder 20 series. This tractor was manufactured by John Deere in Waterloo, Iowa, USA from 1956 to 1958. The John Deere 620 is equipped with a 5.0 L (303.0 cu·in) two-cylinder engine and an unsynchronized gear transmission with mechanical dry disc clutch and 6 forward and 1 reverse gears.

The JD 620 row-crop tractor used the John Deere engine. It is a 5.0 L, 4,965 cm2, (303.0 cu·in) two-cylinder natural aspirated engine with 140.0 mm (5.51 in) of the cylinder bore and 162.0 mm (6.38 in) of the piston stroke. This engine was available for gasoline, LP-gas, or all-fuel.

The John Deere 620 is equipped with power assist steering, differential mechanical contracting band brakes and open operator station.

John Deere 620 Specifications

General Specifications
Model John Deere 620
Length Standard: 3,430 mm (135.0 in)
High-crop: 3,730 mm (147.2 in)
Width Standard: 2,200 mm (86.6 in)
High-crop: 1,870 mm (74.0 in)
Height Standard: 2,230 mm (87.8 in)
High-crop: 2,450 mm (96.7 in)
Wheel base 2,280 mm (89.8 in)
Weight 3,085 kg (6,801 lbs)
Fuel tank capacity All-fuel: 77.6 liters (20.5 US gal.; 17.1 Imp. gal)
Gasoline: 84.2 liters (22.2 US gal, 18.5 Imp. gal)
LP-gas: 125.0 liters (33.0 US gal, 27.5 Imp. gal)
Battery Two 6V
Cabin type Open operator station
Engine
Engine model John Deere
Engine type Four-stroke, liquid-cooled, inline
Cylinders 2
Fuel type Gasoline
Displacement 5.0 L, 4,965 cm2, (303.0 cu·in)
Bore and stroke 140.0 mm X 162.0 mm (5.51 in X 6.38 in)
Horsepower
Starter Electric
Oil capacity: 7.6 L (8 US. qt, 6.7 Imp. qt.)
Coolant capacity: 24.6 L (26 US. qt, 21.6 Imp. qt.)
Transmission and chassis
Chassis 4×2 2WD
Steering type Power assist
Brakes Differential mechanical contracting band
Transmission model John Deere
Transmission type Unsynchronized gear with mechanical dry disc clutch
Gears 6 forward and 1 reverse
Speed Forward: 18.5 kmh (11.5 mph) Reverse: 4.8 (3 mph)
Transmission oil capacity 22.7 L (6 US. gal, 5 Imp. gal.)
Tires
Front tires Ag: 6.00-16, 7.50-20 (high-crop)
Rear tires Ag: 12.4-38, 13-30
Three-Point Hitch
Caterogy II
Control type
Lift capacity (at ends)
PTO (Power take-off shaft)
Rear PTO type
Rear PTO speed 540 rpm
Hydraulic system
Hydraulic type
Pressure 1200 psi (82.7 bar)
Valves 1 or 2
Pump flow 8.9 gpm (33.7 lpm)