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Caterpillar

M318D

Excavator

Operating Weight
44,313 lb
Max Digging Depth
248 in
Net Power
166.0 hp
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Caterpillar M318D Excavator
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Specifications

110 data points

Operating Specifications

Operating Specifications specifications
Operating Weight44,313 lb
Fuel Capacity102.0 gal
Hydraulic Pump Flow Capacity77.0 gal/min
Hydraulic System Fluid Capacity71.0 gal
Hydraulic System Relief Valve Pressure5,076 psi
Engine Oil Capacity4.0 gal
Cooling System Fluid Capacity8.5 gal
Alternator Supplied Amperage75 A
Tire Size10.00-20 16PR dual
Oscillating Axle Angle9 °
Front Diff Fluid Capacity2.8 gal
Rear Diff Fluid Capacity3.7 gal
Max Steering Angle35 °

Engine

Engine specifications
Engine ModelCat C6.6 with ACERT Technology
Displacement403 in³
Gross Power174.0 hp
Net Power166.0 hp
Number of Cylinders6
Torque Measured @1,400 rpm
MakeCaterpillar
Bore4 in
Stroke5 in
Net Torque596 lb-ft
Maximum Torque - 1,400 rpm596 lb-ft
Ratings1,800 rpm

Weights

Weights specifications
Counterweight8,810 lb
One-Piece Boom - Front and Rear Outriggers40,896 lb
VA Boom - Front and Rear Outriggers42,108 lb
VA Boom - Rear Dozer, Front Outriggers41,667 lb
Dozer Blade1,700 lb
Outriggers2,270 lb
One-Piece Boom - Rear Dozer, Front Outriggers40,455 lb
VA Boom - Rear Dozer Only39,353 lb

Hydraulic System

Hydraulic System specifications
Maximum Flow - Auxiliary Circuit - Medium Pressure13.0 gal/min
Maximum Pressure - Auxiliary Circuit - High Pressure5,076 psi
Maximum Pressure - Implement Circuit - Heavy Lift5,439 psi
System67.0 gal
Maximum Flow - Implement/Travel Circuit77.0 gal/min
Maximum Pressure - Auxiliary Circuit - Medium Pressure2,683 psi
Maximum Pressure - Implement Circuit - Normal5,076 psi
Tank Capacity45.0 gal
Maximum Flow - Auxiliary Circuit - High Pressure66.0 gal/min
Maximum Flow - Swing Mechanism30.0 gal/min
Maximum Pressure - Swing Mechanism4,496 psi
Maximum Pressure - Travel Circuit5,076 psi

Dimensions

Dimensions specifications
Ground Clearance16 in
Height - Top of Cab126 in
Wheelbase103 in
Overall Width8 in
Tail Swing Radius100 in
Upper Structure Clearance50 in
Overall Width - Outriggers Down151 in

Transmission

Transmission specifications
Max Travel Speed23.0 mph
Number of Forward Gears2
Number of Reverse Gears2
Creeper Speed - 1st Gear2.0 mph
Creeper Speed - 2nd Gear8.0 mph
Forward/Reverse - 1st Gear5.0 mph
Forward/Reverse - 2nd Gear23.0 mph
Maximum Gradeability60.0 %

Undercarriage

Undercarriage specifications
Ground Clearance16 in
Oscillation Axle Angle9 °

Tires & Wheels

Tires & Wheels specifications
Standard1) 10.00-20 (dual pneumatic)
Optional1) 11.00-20 (dual pneumatic) 2) 18 R 19.5 XF (single pneumatic) 3) 10.00-20 (dual solid rubber)

Boom/Stick Excavator Option 1

Boom/Stick Excavator Option 1 specifications
Max Digging Depth248 in
Max Reach Along Ground378 in

Bucket

Bucket specifications
Reference Bucket Capacity0.99 yd³
Maximum Bucket Capacity2.11 yd³
Minimum Bucket Capacity0.80 yd³
Bucket Capacities1.65 yd³

Drive System

Drive System specifications
Maximum Travel Speed23.0 mph

Service Refill Capacities

Service Refill Capacities specifications
Fuel Tank102.0 gal
Engine Crankcase4.0 gal
Front Steering Axle - Differential2.8 gal
Powershift Transmission0.7 gal
Rear Axle - Housing (Differential)3.7 gal
Final Drive0.7 gal
Cooling9.5 gal

Swing Mechanism

Swing Mechanism specifications
Swing Speed11 rpm
Swing Torque35,403 lb-ft

Boom/Stick Mobile Excavator Option 1

Boom/Stick Mobile Excavator Option 1 specifications
Max Digging Depth227 in
Max Cutting Height383 in
Max Reach Along Ground354 in
Max Loading Height264 in
Shipping Length of Unit350 in
Shipping Height of Unit126 in
Max Vertical Wall Dig Depth127 in

Boom/Stick Mobile Excavator Option 2

Boom/Stick Mobile Excavator Option 2 specifications
Max Digging Depth251 in
Max Cutting Height402 in
Max Reach Along Ground378 in
Max Loading Height283 in
Shipping Height of Unit131 in
Shipping Length of Unit348 in
Max Vertical Wall Dig Depth156 in

Boom/Stick Mobile Excavator Option 3

Boom/Stick Mobile Excavator Option 3 specifications
Max Digging Depth226 in
Max Cutting Height346 in
Max Reach Along Ground355 in
Max Loading Height233 in
Shipping Height of Unit126 in
Shipping Length of Unit350 in
Max Vertical Wall Dig Depth114 in

Boom/Stick Mobile Excavator Option 4

Boom/Stick Mobile Excavator Option 4 specifications
Max Digging Depth248 in
Max Cutting Height361 in
Max Reach Along Ground378 in
Max Loading Height247 in
Shipping Height of Unit132 in
Shipping Length of Unit353 in
Max Vertical Wall Dig Depth143 in

Working Ranges

Working Ranges specifications
Maximum Digging Depth251 in
Maximum Reach - Ground Level378 in

Comparable machines

Other excavators in a similar weight class.