Construction Machinery. Tracked Tractor Komatsu D21A-5

Standard blade

Width	2170 mm
Height	590 mm
Volume	0.76 m3
Cut depth	350 mm

Sizes

Length without blade	2440 mm
Length with blade	3385 mm
Width between caterpillar tracks	1610 mm
Height to cab upper part	2160 mm
Caterpillar track length on ground level	1685 mm
Clearance	310 mm

Operation

Working weight	3620 kg
Fuel Capacity	60 l.
Cooling system fluid volume	13 l.

Motor

Manufacturer	Komatsu
Model	4D92-2P
Full power	29.1 kW
Power measured at	2450 rev / min
Maximum torque	147 Nm
Displacement	2.9 l.
Cylinders number	4

Hydraulic system

Overflow valve pressure	15200.3 kPa
Pump bandwidth	53 l/min

Gear box

Transmission type	HS
Forward gears number	2
Reverse gears number	2
Maximum forward speed	4.4 km/h
Maximum reverse gear	5.4 km/h

Carrier

Standard shoe size	300 mm
Track shoes number per side	37
Rolling bearings number on either side	5
Caterpillar track pitch	135 mm
Track width	1310 mm
Specific ground pressure	29.4 kPa

Images

Sizes

1. Length with blade	3385 mm
2. Width between caterpillar tracks	1610 mm
3. Height to cab upper part	2160 mm
4. Caterpillar track length on ground level	1685 mm
5. Clearance	310 mm
6. Length without blade	2440 mm

Carrier

7. Track width	1310 mm
8. Standard shoe size	300 mm