Big EOFY Savings on Cat Compact machines until 30 June 2026. T&Cs apply. View Promotion

Big EOFY Savings on Cat Compact machines until 30 June 2026. T&Cs apply. View Promotion

310 Mini Hydraulic Excavator

310 - Tier 4 / Stage V

Mini Excavators
The Cat® 310 Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications.
Net Power
69.5 hp/51.8 kW
Stroke
4.7 in/120 mm
Note
Net power advertised is the power available at the flywheel when the engine is equipped with air cleaner, exhaust system and fan.
Bore
3.7 in/94 mm

Key Features

Specifications

Metric | Imperial
Engine Expand Collapse
Net Power
69.5 hp 51.8 kW
Stroke
4.7 in 120 mm
Note
Net power advertised is the power available at the flywheel when the engine is equipped with air cleaner, exhaust system and fan.
Bore
3.7 in 94 mm
Displacement
203 in³ 3.33 l
Gross Power - SAE J1995:2014
74.3 hp 55.4 kW
Engine Model - U.S. EPA Tier 4 Final/EU Stage V
Cat® C3.3B
Net Power - 2,200 rpm - ISO 9249:2007, 80/1269/EEC
69.5 hp 51.8 kW
Note 1
Advertised power is tested per the specified standard in effect at the time of manufacture.
Operating Weight
23002 lb 10432 kg
Minimum Operating Weight with Cab*
21170 lb 9601 kg
Maximum Operating Weight with Cab**
23002 lb 10432 kg
Note (2)
**Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket.
Note (1)
*Minimum Weight is based on steel tracks, no counterweight, operator, full fuel tank, long stick, blade and no bucket.
Counterweight
551 lb 250 kg
Steel Tracks with Pads
728 lb 330 kg
Extra Counterweight
1103 lb 500 kg
Maximum Traction Force - Low Speed
19064 lb 84.8 kN
Maximum Traction Force - High Speed
6497 lb 28.9 kN
Travel Speed - High
2.9 mile/h 4.7 km/h
Travel Speed - Low
1.6 mile/h 2.6 km/h
Ground Pressure - Maximum Weight
5.9 psi 40.5 kPa
Ground Pressure - Minimum Weight
5.4 psi 37.2 kPa
Gradeability - Maximum
30 degrees
Hydraulic Tank
14 gal (US) 53 l
Cooling System
2.6 gal (US) 10 l
Engine Oil
3 gal (US) 11.2 l
Fuel Tank
38 gal (US) 145 l
Hydraulic System
37 gal (US) 140 l
Operating Pressure - Swing
3336 psi 230 bar
Digging Force - Bucket
17459 lb 77.7 kN
Operating Pressure - Travel
4134 psi 285 bar
Operating Pressure - Equipment
4134 psi 285 bar
Note
Net power advertised is the power available at the flywheel when the engine is equipped with air cleaner, exhaust system and fan.
Digging Force - Stick
11060 lb 49.2 kN
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Pump Flow at 2,400 rpm
62 gpm 233 L/min
Maximum Auxiliary Circuit - Secondary - Flow at Pump
9 gpm 33 L/min
Maximum Auxiliary Circuit - Primary - Pressure at Pump
4134 psi 285 bar
Maximum Auxiliary Circuit - Secondary - Pressure at Pump
4134 psi 285 bar
Maximum Auxiliary Circuit - Primary - Flow at Pump
35 gpm 131 L/min
Machine Swing Speed
10.6 r/min 10.6 r/min
Height
17 in 431 mm
Width - Standard
97.2 in 2470 mm
Width - Wide
103.9 in 2640 mm
Top Guard
ISO 10262:1998 (Level I)
Roll Over Protective Structure (ROPS)
ISO 12117-2:2008
Average Exterior Sound Pressure (ISO 6395:2008)
99 dB(A) 99 dB(A)
Operator Sound Pressure (ISO 6396:2008)
72 dB(A) 72 dB(A)
Note
Net power advertised is the power available at the flywheel when the engine is equipped with air cleaner, exhaust system and fan.
Dig Depth
205.2 in 5211 mm
Tail Swing without Counterweight
70.9 in 1800 mm
Stick Length
98.4 in 2500 mm
Boom In Reach
83.3 in 2116 mm
Maximum Reach
303 in 7695 mm
Dig Depth
205.2 in 5211 mm
Ground Clearance - Frame
14 in 356 mm
O/A Track Width
97.2 in 2470 mm
Cab Height
100 in 2541 mm
Track Belt/Shoe Width
17.7 in 450 mm
Maximum Blade Depth
18.8 in 478 mm
Maximum Dump Clearance
229.5 in 5829 mm
Maximum Dig Height
313.8 in 7970 mm
Maximum Blade Height
16.6 in 421 mm
Tail Swing - Standard Counterweight
76.1 in 1933 mm
O/A Undercarriage Length
126 in 3200 mm
Vertical Wall
172.6 in 4385 mm
Swing Bearing - Height
28.9 in 735 mm
Maximum Reach - Ground Level
298 in 7570 mm
Overall Shipping Length - with Counterweight
274.9 in 6983 mm
Note (2)
**Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket.
Note (1)
*Minimum Weight is based on steel tracks, no counterweight, operator, full fuel tank, long stick, blade and no bucket.
Overall Shipping Length - without Counterweight
269.7 in 6850 mm
Height - Boom Transport - No Tools*
100.4 in 2550 mm
Height - Boom Working - With Tools**
106.3 in 2700 mm
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg of refrigerant which has a CO2 equivalent of 1.430 metric tonnes.
Recyclability
96%

Equipment

Compatible Attachments

Length
49.6 in/1259 mm
Stored Height
18.6 in/472 mm
Impulse Force
8992.36 lb/40 kN
Impact Frequency
2200 bpm
Impulse Force
12364.5 lb/55 kN
Impact Frequency
2200 bpm
Width
15.7 in/400 mm
Capacity
13.3 ft³/378 l
Machine Class
10 Ton Mini Excavators
Weight
735.5 lb/333.6 kg
Machine Class
10 Ton Mini Excavators
Weight
712.5 lb/323.2 kg
Machine Class
7-10 Ton Mini Excavators
Weight
672.6 lb/305.1 kg
Shank Length
37.4 in/950 mm
Weight
372.6 lb/169 kg
Width
59 in/1500 mm
Capacity
17.7 ft³/500 l
Width
36.2 in/920 mm
Capacity
17.7 ft³/500 l
Grapple Area
2.8 ft²/0.26 m²
Weight
619.5 lb/281 kg
Overall Width
61.7 in/1566 mm
Working Width
37.8 in/960 mm
Overall Width
40.4 in/1026 mm
Working Width
32.2 in/818 mm
Overall Width
48.3 in/1226 mm
Working Width
39.8 in/1012 mm
Tip Force
43.3 Sh Ton/385 kN
Rotation
360 Degrees
B9s
Operating Weight - With Tool
1142 lb/518 kg
Energy Class
958.8 ft·lbf/1300 J
Operating Weight - With Tool
1382.3 lb/627 kg
Energy Class
1500.2 ft·lbf/2034 J
Width
47.2 in/1200 mm
Capacity
15.2 ft³/430 l
Width
59.1 in/1500 mm
Capacity
19.8 ft³/560 l
Width
70.9 in/1800 mm
Capacity
24 ft³/680 l
Weight
337.3 lb/153 kg
Width
14.9 in/379 mm
Working Width
39.4 in/1000 mm
Required Hydraulics
Standard Flow
Grapple Area
8.5 ft³/240 l
Weight
1084.7 lb/492 kg
Compaction Width
17.7 in/449 mm
Number of Wheels
3
Compaction Width
21.9 in/556 mm
Number of Wheels
3
Compaction Width
34.8 in/884 mm
Number of Wheels
5
Working Width
17.7 in/450 mm
Maximum Cutting Depth
5.9 in/150 mm
Compaction Width
12 in/306 mm
Number of Wheels
2

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