John Deere industrial tractors

John Deere 350B Crawler Loader

The John Deere 350B Crawler Loader was produced from 1970 to 1974. It is a crawler loader built in Dubuque, Iowa, USA. It features a 46 hp (gross) engine with options for a 2.5L 3-cylinder diesel or a 2.2L 3-cylinder gasoline engine. The transmission options include a 4-speed gear or 4-speed shuttle. The tractor has a crawler drive with clutch-brake steering and contracting band brakes. It has an open operator station and optional rear PTO. The hydraulic pump flow is 23 gpm. The machine weighs between 11,860 and 11,930 pounds depending on the engine type. The tracks are 12 inches wide with a length on ground of 69.3 inches. Electrical system includes a 12-volt alternator and one battery with an optional second battery.

Power-

Founded-

Model350B

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Technical Specifications

Detailed specifications and technical data for John Deere 350B Crawler Loader

Power

Engine	42 hp (31.3 kW)
Engine (net)	42 hp (31.3 kW)
Engine (gross)	46 hp (34.3 kW)
Drawbar (claimed)	30 hp (22.4 kW)

Engine

Torque	110 lb-ft (149.2 Nm)
Options	John Deere 2.5L 3-cyl diesel, John Deere 2.2L 3-cyl gasoline
Starter	electric
Idle RPM	750-2650
Fuel tank	22 gal (83.3 L)
Rated RPM	2500
Torque RPM	1300
Air cleaner	dry
Bore/Stroke	3.875x4.3125 inches (98 x 110 mm)
Compression	16.7:1
Power (net)	42 hp (31.3 kW)
Displacement	152 ci (2.5 L)
Oil capacity	9 qts (8.5 L)
Diesel engine	John Deere, diesel, 3-cylinder, liquid-cooled
Power (gross)	46 hp (34.3 kW)
Starter volts	12
Gasoline Power	42 hp (31.3 kW)
Gasoline Torque	110 lb-ft (149.2 Nm)
Gasoline engine	John Deere, gasoline, 3-cylinder, liquid-cooled
Coolant capacity	12 qts (11.4 L)
Gasoline Starter	electric
Gasoline Rated RPM	2500
Gasoline Torque RPM	1300
Gasoline Air cleaner	dry
Gasoline Bore/Stroke	3.875x3.875 inches (98 x 98 mm)
Gasoline Compression	7.7:1
Gasoline Oil capacity	9 qts (8.5 L)
Gasoline displacement	135 ci (2.2 L)
Gasoline Starter volts	12
Gasoline Coolant capacity	12 qts (11.4 L)

Tracks

Width	12 inches (30 cm)
Area on ground	1662 in² (1.1 m²)
Ground pressure	7.2 psi (0.5 bar)
Length on ground	69.3 inches (176 cm)

Variants

350B	crawler
350B CL	crawler-loader

Dimensions

Gauge	48 inches (121 cm)
Length	144.6 inches (367 cm)
Weight	11860 to 11930 pounds
Height (hood)	52 inches (132 cm)
Ground clearance	13.25 inches (33 cm) (Ground clearance at rear crossbar)
Height (exhaust)	76 inches (193 cm)
Gas Operating weight	11860 lbs (5379 kg)
Diesel Operating weight	11930 lbs (5411 kg)

Electrical

Batteries	1 (2 Optional)
Battery volts	12
Charging system	alternator

Hydraulics

Pump flow	23 gpm (87.1 lpm)

Mechanical

Drive	crawler
Brakes	Contracting band brakes
Steering	clutch-brake system
Operator station	Open operator station

Production

Type	Crawler Loader
Built in	Dubuque, Iowa, USA
Years produced	1970 - 1974

Transmission

Options	4-speed gear, 4-speed shuttle
Gear type	gear
Gears (gear)	4 forward and 1 reverse
Shuttle type	shuttle
Gears (shuttle)	4 forward and reverse
Oil capacity (gear)	9 qts (8.5 L)

Power Take-off (PTO)