Caterpillar industrial tractors

Caterpillar 446

The Caterpillar 446 is a backhoe loader tractor produced from 1989 to 1992 by Caterpillar. It features a Caterpillar 3114 turbocharged 4-cylinder diesel engine with 95 hp (70.8 kW) rated power and 103 hp (76.8 kW) gross power. The tractor has a 4-speed powershift transmission with 4 forward and reverse gears. It offers 2WD standard with optional 4WD. The hydraulic system is variable-flow with a capacity of 40.7 gallons and pressure of 2899 psi. Dimensions include a wheelbase of 87.9 inches, length of 313.1 inches, width of 95.7 inches, and operating weight ranging from 19,607 lbs (2WD) to 20,039 lbs (4WD). Attachments include a front-end loader with 8,181 lbs lift capacity and a Caterpillar backhoe with digging depths up to 257 inches. The electrical system uses a 55 amp alternator.

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Model446

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Technical Specifications

Detailed specifications and technical data for Caterpillar 446

Power

Engine	95 hp (70.8 kW)
Engine (gross)	103.0 hp (76.8 kW)

Engine

Type	turbocharged diesel
Model	Caterpillar 3114
Power	95 hp (70.8 kW)
Cooling	liquid-cooled
Starter	electric
Cylinders	4-cylinder
Rated RPM	2200
Bore/Stroke	4.13x5.00 inches (105 x 127 mm)
Displacement	268 ci (4.4 L)
Oil capacity	10.0 qts (9.5 L)
Power (gross)	103.0 hp (76.8 kW)
Starter volts	12
Coolant capacity	27.2 qts (25.7 L)

Capacity

Fuel	33.0 gal (124.9 L)
Rear axle	28.2 qts (26.7 L)
Front axle	8.4 qts (7.9 L)
Hydraulic system	40.7 gal (154.0 L)

Dimensions

Width	95.7 inches (243 cm)
Height	165.1 inches (419 cm)
Length	313.1 inches (795 cm)
Wheelbase	87.9 inches (223 cm)
Height (cab)	112.8 inches (286 cm)
Ground clearance	13.1 inches (33 cm)
Operating weight	19607 lbs (2WD) (8893 kg), 20,039 lbs (4WD) (9089 kg)

Electrical

Charging amps	55
Charging system	alternator

Hydraulics

Type	Variable-flow
Capacity	40.7 gal (154.0 L)
Pressure	2899 psi (199.9 bar)
Total flow	42.8 gpm (162.0 lpm)

Mechanical

Drive	4x2 2WD, 4X4 MFWD 4WD (optional)

Production

Type	Backhoe loader tractor
Years made	1989 - 1992
Manufacturer	Caterpillar

Attachments

Backhoe type	Caterpillar Backhoe
Loader bucket width	95.7 inches (243 cm)
Backhoe bucket force	13,575 lbs (6157 kg)
Loader lift capacity	8,181 lbs lift (full at pin) (3710 kg)
Backhoe digging depth	205.5 inches (521 cm)
Loader breakout force	12,004 lbs breakout (bucket) (5445 kg)
Loader reach (dumped)	34.2 inches (86 cm)
Backhoe loading height	169.7 inches (431 cm)
Loader bucket capacity	1.4 cu yd (1.1 cu m)
Backhoe reach from pivot	260.0 inches (660 cm)
Loader clearance (dumped)	106.3 inches (270 cm)
Backhoe bucket force (extended stick)	13,525 lbs (6134 kg)
Backhoe digging depth (extended stick)	257.0 inches (652 cm)
Backhoe loading height (extended stick)	192.7 inches (489 cm)
Backhoe reach from pivot (extended stick)	309.8 inches (786 cm)