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Belarus 250AS

Belarus 250AS tractor
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The Belarus 250AS is a utility tractor produced from 1979 to 1987 by Belarus in Minsk. It features a 2.1L 2-cylinder air-cooled diesel engine producing 31 hp, with an 8-speed sliding gear transmission. The tractor has two-wheel drive with mechanical steering (power steering optional) and differential mechanical band brakes. It has an open operator station with ROPS available. The tractor's hydraulic system is open center with 2060 psi pressure and 4.2 gpm flow. It uses a live 540 rpm rear PTO and a category II rear hitch with 1322 lbs lift capacity. Dimensions include a 69 inch wheelbase, 120 inch length, and operating weight up to 6620 lbs. Tires are 6.00-16 front and 10-28 rear. Electrical system includes a 12 volt starter, alternator charging system, and two 6 volt batteries.
Belarus 250AStractorutility tractor31 hp2-cylinder diesel8-speed transmissionhydraulic systemPTOdimensions
Power31 hp
Founded1979 - 1987
Model250AS

Technical Specifications

Detailed specifications and technical data for Belarus 250AS

Power

Engine:31 hp (23.1 kW)
PTO (tested):28.70 hp (21.4 kW)
PTO (claimed):24 hp (17.9 kW)
Drawbar (tested):23.87 hp (17.8 kW)
Drawbar (claimed):22 hp (16.4 kW)

Engine

Type:diesel
Model:Belarus D-120
Power:31 hp (23.1 kW)
Cooling:air-cooled
Cylinders:2-cylinder
Rated RPM:1800
Air cleaner:oil bath
Bore/Stroke:4.134x4.724 inches (105 x 120 mm)
Compression:16.5:1
Displacement:127 ci (2.1 L)
Oil capacity:7.4 qts (7.0 L)
Starter volts:12
Intake valve clearance:0.012 inches (0.305 mm) cold
Exhaust valve clearance:0.012 inches (0.305 mm) cold

Capacity

Fuel:14 gal (53.0 L)
Hydraulic system:2 gal (7.6 L)

Variants

T-25A:European model designation

Electrical

Ground:negative
Batteries:2
Battery CCA:900
Battery volts:6
Charging amps:50
Charging system:alternator

Hydraulics

Type:open center
Valves:1
Capacity:2 gal (7.6 L)
Pressure:2060 psi (142.0 bar)
Total flow:4.2 gpm (15.9 lpm)

Mechanical

Drive:Two-wheel drive
Brakes:Differential mechanical band brakes
Steering:mechanical (power optional)
Operator station:Open operator station. ROPS available.

Production

Type:Utility tractor
Built in:Minsk, Belarus
Original price:$8,000 in 1987
Years produced:1979 - 1987

References

Publications:Belarus 250 published in 1984,250AS published by Belarus,Operators Manual Model 250AS Tractor (904252) published in 1990,Traktor-program published in 1979, by Belarus,Trattori published by Belarus

Transmission

Type:sliding gear
Gears:8 forward and 6 reverse
Operation:Transmission operated with clutch and two levers. The mode selection lever chooses between forward, reverse, or neutral. The range selection lever chooses one of eight gears, although SL1 and SL2 are forward only.
Oil capacity:10.6 qts (10.0 L)

Tractor hitch

Rear Type:II
Rear lift (at ends):1322 lbs (599 kg)

Dimensions & Tires

Width:58 inches (147 cm)
Length:120 inches (304 cm)
Rear tire:10-28
Wheelbase:69 inches (175 cm)
Front tire:6.00-16
Rear tread:47.1 to 57.7 inches (119 to 146 cm)
Front tread:47 to 55 inches (119 to 139 cm)
Height (hood):47 inches (119 cm)
Shipping weight:4,300 lbs (1950 kg)
Ground clearance:17 inches (43 cm)
Operating weight:6,620 lbs (3002 kg)
Length (three-point):128 inches (325 cm)

Power Take-off (PTO)

Rear PTO:live
Rear PTO Type:540