Caterpillar · Mobile Excavator

Caterpillar M312 Mobile Excavator Specs

/5 · ratings Be the first to rate ✓ Thanks!

Caterpilla...

Overview

The Caterpillar M312 Mobile Excavator is a mobile excavator listed in the Heavy Equipment Hub equipment database with structured specifications for comparison, research, and machine selection. Key specification points include engine power of 117 hp, working depth of 14.51 ft, reach of 25.00 ft, travel speed of 21.1 mph, fuel capacity of 60.8 gal and hydraulic capacity of 47.6 gal. This model can be reviewed for excavation, trenching, loading, site preparation, and fleet comparison workflows. Use the full specifications table to compare the Caterpillar M312 Mobile Excavator against similar mobile excavator models by power, weight, capacity, dimensions, speed, and other technical values.

Key Specifications

Gross Power
117
hp

Max Digging Depth
14.51
ft

Overall Width
8.21
ft

Full Specifications

50 specs

Dimensions

Ground Clearance 1.24 ft / 0.38 m

Height to Top of Cab 10.08 ft / 3.07 m

Max Cutting Height 25.86 ft / 7.88 m

Max Digging Depth 14.51 ft / 4.42 m

Max Loading Height 18.51 ft / 5.64 m

Max Reach Along Ground 25 ft / 7.62 m

Max Vertical Wall Dig Depth 7.85 ft / 2.39 m

Maximum Flow 21.13 gal/min / 80.0 L/min

Overall Width 8.21 ft / 2.50 m

Overall Width - Outriggers Down 12.59 ft / 3.84 m

Upper Structure Clearance 4.15 ft / 1.26 m

Wheelbase 8.21 ft / 2.50 m

boom w/ stick 1600mm 2

boom w/ stick 2000mm 3

boom w/ stick 2300mm 4

Engine

Creeper Speed - 2nd Gear 10

Displacement 244 cu in / 4.0 L

Engine Model 3054TA

Flywheel Power 113 hp / 84.3 kW

Fuel Capacity 60.80 gal / 230.2 L

Fuel Tank 60.80 gal / 230.2 L

Fuel Tank Capacity 60.80 gal / 230.2 L

Gross Power 117 hp / 87.2 kW

Hydraulic Pump Flow Capacity 71.40 gal/min / 270.3 L/min

Hydraulic System Fluid Capacity 47.60 gal / 180.2 L

Hydraulic System Relief Valve Pressure 4,785 psi / 329.9 bar

Hydraulic Tank 25.10 gal / 95.0 L

Maximum Bucket Capacity 0.70 yd³ / 0.54 m³

Maximum Gradeability 61 %

Travel Speed 21.10 mph / 34.0 km/h

Hydraulics

Implement/Travel Circuit 50.19 gal/min / 190.0 L/min

Normal 4,566 psi / 314.8 bar

Travel Circuit 4,566 psi / 314.8 bar

Other

Bucket Digging Force - One Piece Boom 17,980 lb / 8,156 kg

Bucket Digging Force - Va Boom 17,980 lb / 8,156 kg

Maximum Digging Depth - One Piece Boom 17.90 ft / 5.46 m

Maximum Digging Depth - Va Boom 18.50 ft / 5.64 m

Maximum Reach - Ground Level 29.20 ft / 8.90 m

Maximum Reach - Ground Level, One Piece Boom 28.20 ft / 8.60 m

Maximum Reach - Ground Level, Va Boom 29.20 ft / 8.90 m

Stick Digging Force - One Piece Boom 10,790 lb / 4,894 kg

Stick Digging Force - Va Boom 10,790 lb / 4,894 kg

Cooling 9.30

Engine Crankcase 2.40 gal / 9.1 L

Front Steering Axle - Differential 2 lb / 1 kg

Hydraulic System - Including Tank 47.60 gal / 180.2 L

Maximum Travel Speed 21.10 mph / 34.0 km/h

Powershift Transmission 0.80

Rear Axle - Housing (Differential) 3 lb / 1 kg

Undercarriage

Max Travel Speed 21 mph / 33.8 km/h

Related Machines

Caterpillar

M315D Mobile Excavator

Caterpillar

M313D Mobile Excavator

Caterpillar

M316D Mobile Excavator

Caterpillar

M318D Mobile Excavator

Caterpillar

M322C Mobile Excavator

Caterpillar

M322D Mobile Excavator

Frequently Asked Questions

How powerful is the Caterpillar M312 Mobile Excavator engine? +

The Caterpillar M312 Mobile Excavator produces 117 hp (87.2 kW) of engine power. This output is typical for its weight class and designed to handle demanding Mobile Excavator work cycles efficiently.

What is the maximum digging depth of the Caterpillar M312 Mobile Excavator? +

The Caterpillar M312 Mobile Excavator has a maximum digging depth of 14.51 ft (4.42 m). This makes it suitable for trenching, foundation work, and other excavation tasks requiring vertical reach.

What is the maximum reach of the Caterpillar M312 Mobile Excavator? +

The Caterpillar M312 Mobile Excavator has a maximum reach along the ground of 25.00 ft (7.62 m), allowing it to work effectively across wide areas without repositioning.

What is the travel speed of the Caterpillar M312 Mobile Excavator? +

The Caterpillar M312 Mobile Excavator has a maximum travel speed of 21.1 mph (34.0 km/h), enabling efficient movement between work areas on the job site.

How does the Caterpillar M312 Mobile Excavator compare to similar Mobile Excavator models? +

You can compare the Caterpillar M312 Mobile Excavator side by side with any other model using the Heavy Equipment Hub compare tool. Key comparison points include engine power, operating weight, digging depth, hydraulic flow, and overall dimensions.