The John Deere 350B is a crawler loader manufactured by John Deere in Dubuque, Iowa, USA from 1970 to 1974.
The John Deere 350B used one of two engines: a 2.5 L (152.0 cu·in) three-cylinder diesel engine or a 2.2 L (135.0 cu·in) three-cylinder gasoline engine and one of two transmissions: a gear type transmission with 4 forward and 1 reverse gears or a shuttle transmission with 4 forward and 4 reverse gears.
The JD 350B is equipped with clutch-brake system steering, contracting band brakes, open operator station and 83.3 liters (22 US gal.; 18.3 Imp. gal) fuel tank.
The tractor could be equipped with the following engines:
- John Deere. It is a 2.5 L, 2,491 cm2, (152.0 cu·in) three-cylinder natural aspirated diesel engine with 98.0 mm (3.86 in) of the cylinder bore and 110.0 mm (4.33 in) of the piston stroke. The compression ratio rating is 16.7:1. This engine produced 46.6 PS (34.3 kW; 46 HP) at 2,500 rpm of output power.
- John Deere. It is a 2.2 L, 2,212 cm2, (135.0 cu·in) three-cylinder natural aspirated gasoline engine. The cylinder bore is 98.0 mm (3.86 in) and the piston stroke is 98.0 mm (3.86 in). The compression ratio rating is 7.7:1. This engine produced 42.3 PS (31.1 kW; 41.7 HP) at 2,500 rpm of output power.
John Deere 350B Specifications
| General Specifications | |
| Model | John Deere 350B |
| Length | 3,670 mm (144.5 in) |
| Width | – |
| Height (hood) | 1,320 mm (52 in) |
| Wheel base | – |
| Ground clearance | 330 mm (13 in) |
| Weight (shipping) |
Gasoline: 5,380 kg (11,861 lbs) Diesel: 5,410 kg (11,927 lbs) |
| Fuel tank capacity | 83.3 liters (22 US gal.; 18.3 Imp. gal) |
| Battery | 12V |
| Cabin type | Open operator station |
| Engine | |
| Engine model | John Deere |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 3 |
| Fuel type | Diesel |
| Displacement | 2.5 L, 2,491 cm2, (152.0 cu·in) |
| Bore and stroke | 98.0 mm X 110.0 mm (3.86 in X 4.33 in) |
| Compression ratio | 16.7:1 |
| Horsepower | 46.6 PS (34.3 kW; 46 HP) at 2,500 rpm |
| Torque | 149.2 N·m (15.2 kg·m, 110 ft·lb) at 1,300 rpm |
| Starter | Electric |
| Oil capacity: | 8.5 L (9 US. qt, 7.5 Imp. qt.) |
| Coolant capacity: | 11.4 L (12 US. qt, 10 Imp. qt.) |
| Engine | |
| Engine model | John Deere |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 3 |
| Fuel type | Gasoline |
| Displacement | 2.2 L, 2,212 cm2, (135.0 cu·in) |
| Bore and stroke | 98.0 mm X 98.0 mm (3.86 in X 3.86 in) |
| Compression ratio | 7.7:1 |
| Horsepower | 42.3 PS (31.1 kW; 41.7 HP) at 2,500 rpm |
| Torque | 149.2 N·m (15.2 kg·m, 110 ft·lb) at 1,300 rpm |
| Starter | Electric |
| Oil capacity: | 8.5 L (9 US. qt, 7.5 Imp. qt.) |
| Coolant capacity: | 11.4 L (12 US. qt, 10 Imp. qt.) |
| Transmission and chassis | |
| Chassis | Crawler |
| Steering type | Clutch-brake system |
| Brakes | Contracting band |
| Transmission model | – |
| Transmission type | Gear type |
| Gears | 4 forward and 1 reverse |
| Speed | Forward: 10.5 kmh (6.5 mph) Reverse: 3.1 kmh (1.9 mph) |
| Transmission oil capacity | 8.5 L (2.2 US. gal, 1.9 Imp. gal.) |
| Transmission model | – |
| Transmission type | Shuttle |
| Gears | 4 forward and 4 reverse |
| Speed | Forward: 10.5 kmh (6.5 mph) Reverse: 10.5 kmh (6.5 mph) |
| Tracks | |
| Width | 300 mm (12.0 in) |
| Length on ground | 1760 mm (69.3 in) |
| Area on ground | 1.1 m2 (1,662 in2) |
| Ground pressure | 7.2 psi (0.5 bar) |
| PTO (Power take-off shaft) | |
| Rear PTO type | Transmission (optional) |
| Rear PTO speed | 540 rpm |
| Hydraulic system | |
| Hydraulic type | – |
| Pump flow | 23.0 gpm (87.1 lpm) |
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