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    M320 Wheel Excavator
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    M316 Wheel Excavator
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    310 Mini Hydraulic Excavator
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    Engine
    Engine Power - ISO 14396 174 hp 148 hp -
    Engine Power - ISO 14396 (DIN) 176 hp (metric) 150 hp (metric) -
    Engine Model Cat C4.4 Cat® C4.4 -
    Net Power - ISO 9249 171 hp 141 hp -
    Net Power - ISO 9249 (DIN) 174 hp (metric) 143 hp (metric) -
    Bore 4.1 in 4.1 in 3.7 in
    Stroke 5.3 in 5 in 4.7 in
    Displacement 268.5 in³ 268.5 in³ 203 in³
    Biodiesel Capability Up to B20¹ Up to B20¹ -
    Emissions Meets U.S. EPA Tier 4 Final and EU Stage V emission standards. Meets U.S. EPA Tier 4 Final and EU Stage V emission standards. -
    Note (1) Net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, Clean Emission Module (CEM) exhaust gas aftertreatment, alternator, and cooling fan running at intermediate speed. Rated speed at 2,200 rpm. Adv Net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, Clean Emission Module (CEM) exhaust gas aftertreatment, alternator, and cooling fan running at intermediate speed. Rated speed 2,000 rpm. Advert -
    Note (2) ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) and are compatible* with ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)*** or 100 ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) and are compatible* with ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)*** or 100 -
    Net Power - - 69.5 hp
    Note 1 - - Advertised power is tested per the specified standard in effect at the time of manufacture.
    Note - - Net power advertised is the power available at the flywheel when the engine is equipped with air cleaner, exhaust system and fan.
    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

    Machine Weight
    Operating Weight Maximum 46740 lb 36990 lb -
    Operating Weight Minimum 41450 lb 36400 lb -
    Note (1) Operating weight includes full fuel tank, operator, bucket 700 kg (1,543 lb) and dual pneumatic tires. Weight varies depending on configuration. Typical configurations include 2500 mm (8'2") stick, 3600 kg (7,937 lb) counterweight, bucket and 220 kg (485 Operating weight includes full fuel tank, operator and 10.00-20 tires. Weight varies depending on configuration. -

    Drive
    Maximum Travel Speed 21.7 mile/h 21.7 mile/h -

    Hydraulic System
    Main System - Maximum Flow - Implement 81 gpm 73 gpm -
    Maximum Pressure - Implement Circuit - Normal 5076 psi 5076 psi -
    Maximum Pressure - Implement Circuit - Heavy Lift 5366 psi 5366 psi -
    Maximum Pressure - Implement Circuit - Travel Circuit 5076 psi 5076 psi -
    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
    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

    Swing Mechanism
    Maximum Swing Speed* 9.2 r/min - -
    Maximum Swing Torque 38722 lbf·ft 32305 lbf·ft -
    Note (1) *For CE-marked machine default value may be set lower *For CE-marked machine default value may be set lower. -
    Maximum Swing Speed - 10.2 r/min -

    Service Refill Capacities
    Fuel Tank 124.2 gal (US) 92.5 gal (US) 38 gal (US)
    Diesel Exhaust Fluid (DEF) 7.9 gal (US) 5.3 gal (US) -
    Cooling System 8.4 gal (US) 6.3 gal (US) 2.6 gal (US)
    Hydraulic Tank 40.9 gal (US) 31.7 gal (US) 14 gal (US)
    Hydraulic System - Including Tank 71.3 gal (US) 68.7 gal (US) -
    Engine Oil - - 3 gal (US)
    Hydraulic System - - 37 gal (US)

    Dimensions
    Boom Variable Adjustable Boom 5260 mm (17'3") Variable Adjustable Boom 5.2 m (17'1") -
    Stick 2500 mm (8'2") 2.5 m (8'2") -
    Bucket GD 0.98 m³ (1.28 yd³) GD 0.8 m³ (1.05 yd³) -
    Shipping Height - Top of Cab 11.1 ft 11 ft -
    Shipping Length 29.3 ft 28.6 ft -
    Support Point 11.7 ft 11.6 ft -
    Tail Swing Radius 8.5 ft 7.7 ft -
    Counterweight Clearance 4.3 ft 4.3 ft -
    Ground Clearance 1.4 ft 1.3 ft -
    Undercarriage Length 16.6 ft 16.3 ft -
    Wheel Base 8.9 ft 8.4 ft -
    Dig Depth - - 205.2 in

    Working Ranges and Forces
    Boom Variable Adjustable Boom 5260 mm (17'3") Variable Adjustable Boom 5.2 m (17'1") -
    Stick 2500 mm (8'2") 2.5 m (8'2") -
    Bucket GD 0.98 m³ (1.28 yd³) GD 0.8 m³ (1.05 yd³) -
    Maximum Cutting Height 32.6 ft 33.6 ft -
    Maximum Loading Height 22.8 ft 23.9 ft -
    Maximum Digging Depth 19.8 ft 19.4 ft -
    Maximum Vertical Wall Digging Depth 13.9 ft 15.2 ft -
    Maximum Reach at Ground Line 30.5 ft 30.2 ft -
    Stick Forces (ISO) 20682 lbf 15512 lbf -
    Bucket Forces (ISO) 30799 lbf 26752 lbf -
    Note (1) Range values are with dual pneumatic tires (10.00-20). Range values are calculated with a GD bucket (CW) and CW-30 quick coupler with a tip radius of 1535 mm (5'0"). Force values are calculated with heavy lift on, a GD bucket (pin-on) and a tip radius of Range values are with dual pneumatic tires (10.00-20). Range values are calculated with a GD bucket (CW) and CW-30 quick coupler with a tip radius of 1484 mm (4'10"). Force values are calculated with heavy lift on, a GD bucket (pin-on) and a tip radius of -

    Air Conditioning System
    Note The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. If equipped with R134a (Global Warming Potential = 1430), the system conta The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. If equipped with R134a (Global Warming Potential = 1430), the system conta -
    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.

    Weights
    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.

    Blade
    Height - - 17 in
    Width - Standard - - 97.2 in
    Width - Wide - - 103.9 in

    Swing System
    Machine Swing Speed - - 10.6 r/min

    Certification - Cab
    Top Guard - - ISO 10262:1998 (Level I)
    Roll Over Protective Structure (ROPS) - - ISO 12117-2:2008

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

    Dimensions - Standard Stick
    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

    Weight Increase from Minimum Configuration
    Extra Counterweight - - 1103 lb
    Counterweight - - 551 lb
    Steel Tracks with Pads - - 728 lb

    Sustainability
    Recyclability - - 96%

    Travel System
    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
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