Caterpillar 931B
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Contents:
Dimensions
| Length With Bucket On Ground | 12.8 ft in (3901 mm) |
| Ground Clearance | 1.04 ft in (317 mm) |
| Width To Outside Of Tracks | 5.88 ft in (1790 mm) |
| Height To Top Of Cab | 8.75 ft in (2667 mm) |
| Clearance At Full Height And Dump | 8.08 ft in (2461 mm) |
| Reach At Dump Height | 2.59 ft in (788 mm) |
| Length To Front Of Track | 8.99 ft in (2740 mm) |
Undercarriage
| Track Gauge | 55.91 in (1420 mm) |
| Length Of Track On Ground | 5.99 ft in (1824 mm) |
| Number Of Shoes Per Side | 36 |
| Ground Contact Area | 1720.51 in2 (1.12 m2) |
| Ground Pressure | 8.85 psi (61 kPa) |
| Number Of Track Rollers Per Side | 5 |
| Track Shoe Width | 12.01 in (305 mm) |
Engine
| Number Of Cylinders | 4 |
| Engine Make | 2236 |
| Engine Model | 3204 |
| Net Power | 64.4 hp (48 kw) |
| Power Measured @ | 2400 rpm |
| Displacement | 317.4 cu in (5.2 L) |
Operational
| Operating Weight | 15331 lb (6954 kg) |
| Fuel Capacity | 30.7 gal (116 L) |
| Cooling System Fluid Capacity | 5.3 gal (20 L) |
| Engine Oil Capacity | 3.2 gal (12 L) |
| Final Drive Fluid Capacity - Each | 2.2 gal (8 L) |
| Hydraulic System Fluid Capacity | 20.1 gal (76 L) |
| Static Tipping Load | 9083.1 lb (4120 kg) |
| Breakout Force - Std Bucket | 11560 lb (51.5 kN) |
| Bucket Capacity - Struck | 0.9 yd3 (0.7 m3) |
| Bucket Capacity - Heaped | 1.1 yd3 (0.8 m3) |
| Operating Voltage | 12 V |
| Alternator Supplied Amperage | 40 amps |
| Max Speed | 7.1 mph (11.4 km/h) |
Hydraulic
| Pump Type | Single-section gear pump |
| Pump Flow Capacity | 23 gal/min (87 L/min) |
| Relief Valve Pressure | 2500 psi (17236.9 kPa) |
| Raise Time | 6.1 sec |
| Dump Time | 1.4 sec |
| Lower Time | 3.5 sec |
