CAT 939C Crawler Loader


Dimensions

Length With Bucket On Ground 14.3 ft in (4359 mm)
Ground Clearance 1.21 ft in (368 mm)
Width To Outside Of Tracks 6.42 ft in (1955 mm)
Height To Top Of Cab 9.08 ft in (2766 mm)
Clearance At Full Height And Dump 8.75 ft in (2667 mm)
Reach At Dump Height 2.84 ft in (866 mm)
Length To Front Of Track 9.75 ft in (2978 mm)

Undercarriage

Track Gauge 61 in (1549 mm)
Length Of Track On Ground 7.03 ft in (2145 mm)
Number Of Shoes Per Side 37
Ground Contact Area 2700 in2 (17.43 m2)
Ground Pressure 7.79 psi (53.67 kPa)
Number Of Track Rollers Per Side 6
Track Shoe Width 16 in (406 mm)

Engine Details

Number Of Cylinders 6
Engine Make CAT
Engine Model 3046T
Net Power 90 hp (67.9 kw)
Power Measured @ 2400 rpm
Aspiration Turbocharger
Displacement 305 cu in (5 L)

Operational Specs

Operating Weight 20908 lb (9484 kg)
Fuel Tank Capacity 41.4 gal (157 L)
Cooling System Fluid Capacity 5.5 gal (21 L)
Engine Oil Capacity 3.4 gal (13 L)
Final Drive Fluid Capacity – Each 3.9 gal (14.7 L)
Hydraulic System Fluid Capacity 15 gal (56.8 L)
Static Tipping Load 14565 lb (6607 kg)
Breakout Force – Std Bucket 20200 lb (89.9 kN)
Bucket Capacity – Struck 1.3 yd3 (1 m3)
Bucket Capacity – Heaped 1.5 yd3 (1.2 m3)
Operating Voltage 12 V
Alternator Supplied Amperage 55 amps

Hydraulic

Pump Type Gear
Pump Flow Capacity 35 gal/min (133 L/min)
Relief Valve Pressure 2875 psi (19820 kPa)
Raise Time 5.6 sec
Dump Time 2.4 sec
Lower Time 2.9 sec
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