310 Mini Hydraulic Excavator

Overview

The Cat^® 310 Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications.

Cat Exclusives in a Mini Excavator

with improved fuel efficiency and longer service intervals

with customizable operator settings and improvements in lift, swing, travel and multifunction

Net Power	69.5 hp
Stroke	4.7 in
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
Displacement	203 in³
Gross Power - SAE J1995:2014	74.3 hp
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
Note 1	Advertised power is tested per the specified standard in effect at the time of manufacture.

Operating Weight	23002 lb
Minimum Operating Weight with Cab*	21170 lb
Maximum Operating Weight with Cab**	23002 lb
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.

Maximum Traction Force - Low Speed	19064 lb
Maximum Traction Force - High Speed	6497 lb
Travel Speed - High	2.9 mile/h
Travel Speed - Low	1.6 mile/h
Ground Pressure - Maximum Weight	5.9 psi
Ground Pressure - Minimum Weight	5.4 psi
Gradeability - Maximum	30 degrees

Operating Pressure - Swing	3336 psi
Digging Force - Bucket	17459 lb
Operating Pressure - Travel	4134 psi
Operating Pressure - Equipment	4134 psi
Note	Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Digging Force - Stick	11060 lb
Type	Load Sensing Hydraulics with Variable Displacement Piston Pump
Pump Flow at 2,400 rpm	62 gpm
Maximum Auxiliary Circuit - Secondary - Flow at Pump	9 gpm
Maximum Auxiliary Circuit - Primary - Pressure at Pump	4134 psi
Maximum Auxiliary Circuit - Secondary - Pressure at Pump	4134 psi
Maximum Auxiliary Circuit - Primary - Flow at Pump	35 gpm

Machine Swing Speed	10.6 r/min

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)
Operator Sound Pressure (ISO 6396:2008)	72 dB(A)
Note	European Union Directive "2000/14/EC"

Dig Depth	205.2 in

Tail Swing without Counterweight	70.9 in
Stick Length	98.4 in
Boom In Reach	83.3 in
Maximum Reach	303 in
Dig Depth	205.2 in
Ground Clearance - Frame	14 in
O/A Track Width	97.2 in
Cab Height	100 in
Track Belt/Shoe Width	17.7 in
Maximum Blade Depth	18.8 in
Maximum Dump Clearance	229.5 in
Maximum Dig Height	313.8 in
Maximum Blade Height	16.6 in
Tail Swing - Standard Counterweight	76.1 in
O/A Undercarriage Length	126 in
Vertical Wall	172.6 in
Swing Bearing - Height	28.9 in
Maximum Reach - Ground Level	298 in
Overall Shipping Length - with Counterweight	274.9 in
Note (2)	**Boom Height when stick is pinned in working position with attachments.
Note (1)	*Boom Height when stick is pinned in transport position (if available) with no attachments.
Overall Shipping Length - without Counterweight	269.7 in
Height - Boom Transport - No Tools*	100.4 in
Height - Boom Working - With Tools**	106.3 in

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.