Excavators

310 Mini Hydraulic Excavator

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Specification Summary

Engine Model
Cat C3.3B
Net Power
70.3 HP
Operating Weight
22447 lb
Height
17 in
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Engine

Engine Model
Cat C3.3B
Net Power
70.3 HP
Bore
3.7 in
Displacement
203 in³
Gross Power - ISO 14396
74.3 HP
Rated Net Power - 2,200 rpm - EU Stage V - ISO 9249/EEC 80/1269
71.5 HP
Rated Net Power - 2,200 rpm - U.S. EPA Tier 4 Final - ISO 9249/EEC 80/1269
70.3 HP
Stroke
4.7 in

Weights

Operating Weight
22447 lb
Maximum Operating Weight with Cab**
22447 lb
Minimum Operating Weight with Cab*
21166 lb
Note (1)
*Minimum Weight is based on steel tracks, no counterweight, operator, full fuel tank, long stick, blade and no bucket.
Note (2)
**Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket.

Blade

Height
17 in
Width - Standard
97 in
Width - Wide
104 in

Certification - Cab

Roll Over Protective Structure (ROPS)
ISO 12117-2:2008
Tip Over Protective Structure (TOPS)
ISO 12117:1997
Top Guard
ISO 10262:1998 (Level II)

Dimensions

Boom in Reach
90 in
Cab Height
103 in
Dig Depth
205 in
Ground Clearance
14 in
Maximum Blade Depth
26 in
Maximum Blade Height
14 in
Maximum Dig Height
314 in
Maximum Dump Clearance
230 in
Maximum Reach
301 in
Maximum Reach - Ground Level
296 in
Overall Shipping Length
259 in
Overall Track Width
97 in
Overall Undercarriage Length
126 in
Stick Length
98 in
Swing Bearing Height
32 in
Tail Swing with Counterweight
79 in
Tail Swing without Counterweight
71 in
Track Belt/Shoe Width
18 in
Transport Height
114 in
Vertical Wall
192 in

Hydraulic System

Auxiliary Circuit - Primary - Flow
35 gal/min
Auxiliary Circuit - Primary - Pressure
4134 psi
Auxiliary Circuit - Secondary - Flow
9 gal/min
Auxiliary Circuit - Secondary - Pressure
4134 psi
Digging Force - Bucket
17459 lb
Digging Force - Stick
11060 lb
Operating Pressure - Equipment
4134 psi
Operating Pressure - Swing
3336 psi
Operating Pressure - Travel
4134 psi
Pump Flow at 2,400 rpm
62 gal/min
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump

Service Refill Capacities

Cooling System
2.6 gal (US)
Engine Oil
3 gal (US)
Fuel Tank
38 gal (US)
Hydraulic System
37 gal (US)
Hydraulic Tank
14 gal (US)

Sound

Average Exterior Sound Pressure (ISO 6395:2008)
99 dB(A)
Note
European Union Directive “2000/14/EC”
Operator Sound Pressure (ISO 6396:2008)
72 dB(A)

Swing System

Machine Swing Speed
10.6 r/min

Travel System

Gradeability - Maximum
30 degrees
Ground Pressure - Maximum Weight
6 psi
Ground Pressure - Minimum Weight
6 psi
Maximum Traction Force - High Speed
6497 lb
Maximum Traction Force - Low Speed
19064 lb
Travel Speed - High
3.1 mile/h
Travel Speed - Low
1.6 mile/h

Weight Increase from Minimum Configuration

Counterweight
552 lb
Steel Tracks with Pads
728 lb
Engine Model
Cat C3.3B
Net Power
70.3 HP
Operating Weight
22447 lb
Height
17 in
Width - Standard
97 in
Width - Wide
104 in
Roll Over Protective Structure (ROPS)
ISO 12117-2:2008
Tip Over Protective Structure (TOPS)
ISO 12117:1997
Top Guard
ISO 10262:1998 (Level II)
Boom in Reach
90 in
Cab Height
103 in
Dig Depth
205 in
Ground Clearance
14 in
Maximum Blade Depth
26 in
Maximum Blade Height
14 in
Maximum Dig Height
314 in
Maximum Dump Clearance
230 in
Maximum Reach
301 in
Maximum Reach - Ground Level
296 in
Overall Shipping Length
259 in
Overall Track Width
97 in
Overall Undercarriage Length
126 in
Stick Length
98 in
Swing Bearing Height
32 in
Tail Swing with Counterweight
79 in
Tail Swing without Counterweight
71 in
Track Belt/Shoe Width
18 in
Transport Height
114 in
Vertical Wall
192 in
Bore
3.7 in
Displacement
203 in³
Gross Power - ISO 14396
74.3 HP
Rated Net Power - 2,200 rpm - EU Stage V - ISO 9249/EEC 80/1269
71.5 HP
Rated Net Power - 2,200 rpm - U.S. EPA Tier 4 Final - ISO 9249/EEC 80/1269
70.3 HP
Stroke
4.7 in
Auxiliary Circuit - Primary - Flow
35 gal/min
Auxiliary Circuit - Primary - Pressure
4134 psi
Auxiliary Circuit - Secondary - Flow
9 gal/min
Auxiliary Circuit - Secondary - Pressure
4134 psi
Digging Force - Bucket
17459 lb
Digging Force - Stick
11060 lb
Operating Pressure - Equipment
4134 psi
Operating Pressure - Swing
3336 psi
Operating Pressure - Travel
4134 psi
Pump Flow at 2,400 rpm
62 gal/min
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Cooling System
2.6 gal (US)
Engine Oil
3 gal (US)
Fuel Tank
38 gal (US)
Hydraulic System
37 gal (US)
Hydraulic Tank
14 gal (US)
Average Exterior Sound Pressure (ISO 6395:2008)
99 dB(A)
Note
European Union Directive “2000/14/EC”
Operator Sound Pressure (ISO 6396:2008)
72 dB(A)
Machine Swing Speed
10.6 r/min
Gradeability - Maximum
30 degrees
Ground Pressure - Maximum Weight
6 psi
Ground Pressure - Minimum Weight
6 psi
Maximum Traction Force - High Speed
6497 lb
Maximum Traction Force - Low Speed
19064 lb
Travel Speed - High
3.1 mile/h
Travel Speed - Low
1.6 mile/h
Counterweight
552 lb
Steel Tracks with Pads
728 lb
Maximum Operating Weight with Cab**
22447 lb
Minimum Operating Weight with Cab*
21166 lb
Note (1)
*Minimum Weight is based on steel tracks, no counterweight, operator, full fuel tank, long stick, blade and no bucket.
Note (2)
**Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket.