John Deere 620
| 1956 - 1958 |
Two-Cylinder 20 Series | Row-Crop tractor |
|
Series map:
520
620
720
41.4hp*
53.3hp*
65.6hp*
*Estimated engine power for comparison only.
Production |
Manufacturer | John Deere
|
Row-Crop tractor |
Built in Waterloo, Iowa, USA |
Total built | 20,848
|
Original price was $3,000 in 1956 |
Variants |
620 | row-crop
|
620S | standard
|
620O | orchard
|
620HC | high-crop
|
John Deere 620 Engines |
John Deere 5.0L 2-cyl gasoline |
John Deere 5.0L 2-cyl all-fuel |
John Deere 5.0L 2-cyl LP gas |
Fuel tank | 20.5 gal (all-fuel) 77.6 L
|
  | 22.25 gal (gasoline) 84.2 L
|
  | 33 gal (LP gas) 124.9 L
|
Aux. fuel | 1 gal 3.8 L
|
Engine details ... |
John Deere 620 Power |
Drawbar (claimed) | 44 hp 32.8 kW
|
PTO (claimed) | 48 hp 35.8 kW
|
Drawbar (tested) | 44.81 hp 33.4 kW
|
Belt (tested) | 49.19 hp 36.7 kW
|
Performance test details ... |
Mechanical |
Two-wheel drive |
Steering | power assist
|
Differential mechanical contracting band brakes |
Open operator station. |
Hydraulics |
Pressure | 1200 psi 82.7 bar
|
Valves | 1 or 2
|
Pump flow | 8.9 gpm 33.7 lpm
|
Tractor hitch |
Rear Type | II
|
Power Take-off (PTO) |
Rear PTO Type | 540
|
620 Serial Number Location |
|
Serial number plate on the right side of the 620 tractor frame, below the belt pulley. |
Electrical |
Ground | positive
|
Batteries | 2
|
Battery volts | 6
|
References |
|
The John Deere 20 series Two Cylinder Tractors by Benjamin Hain |
Tractors 1918-1976 published by John Deere* |
The 1957 John Deere Tractors are here! |
Facts about horsepower and fuel economy published in 1957, by John Deere |
*Publication contains known errors. |
Page information |
|
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Peter Easterlund - owner/author |
Email: Peter@TractorData.com |
Updated on January 3, 2020 |
http://techpubs.deere.com/ - Official operator manuals for purchase or download from Deere.
|
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