Komatsu D21A-5
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Contents:
Dimensions
| Length W/ Blade | 11.11 ft in (3385 mm) |
| Width Over Tracks | 5.29 ft in (1610 mm) |
| Height To Top Of Cab | 7.09 ft in (2160 mm) |
| Length Of Track On Ground | 5.53 ft in (1685 mm) |
| Ground Clearance | 1.02 ft in (310 mm) |
| Length W/O Blade | 8.01 ft in (2440 mm) |
Undercarriage
| Track Gauge | 4.3 ft in (1310 mm) |
| Standard Shoe Size | 11.82 in (300 mm) |
| Number Of Track Rollers Per Side | 5 |
| Number Of Shoes Per Side | 37 |
| Ground Pressure | 4.27 psi (29.45 kPa) |
| Track Pitch | 5.32 in (135 mm) |
Engine
| Number Of Cylinders | 4 |
| Engine Make | 2238 |
| Engine Model | 4D92-2P |
| Gross Power | 39 hp (29.1 kw) |
| Power Measured @ | 2450 rpm |
| Max Torque | 108.5 lb ft (147 Nm) |
| Displacement | 179.5 cu in (3 L) |
Operational
| Operating Weight | 7980.8 lb (3620 kg) |
| Fuel Capacity | 15.9 gal (60 L) |
| Cooling System Fluid Capacity | 3.5 gal (13 L) |
Transmission
| Transmission Type | HS |
| Number Of Forward Gears | 2 |
| Number Of Reverse Gears | 2 |
| Max Speed - Forward | 2.8 mph (4.4 km/h) |
| Max Speed - Reverse | 3.4 mph (5.4 km/h) |
Hydraulic System
| Relief Valve Pressure | 2204.7 psi (15200.3 kPa) |
| Pump Flow Capacity | 14.1 gal/min (53 L/min) |
Standard Blade
| Width | 7.2 ft in (2170 mm) |
| Height | 23.3 in (590 mm) |
| Capacity | 1 yd3 (0.8 m3) |
| Cutting Depth | 13.8 in (350 mm) |
