The Caterpillar 312D crawler excavator was introduced in 2017, with an operating weight of 28,351 lb (12.9 t), engine output of 90 hp (67 kW) and a bucket capacity of 0.68 yd³ (0.52 m³). Maximum digging depth is 18.2 ft (5.54 m), maximum horizontal reach is 26.8 ft (8.17 m) and it uses the C4.2 Acert engine.
Caterpillar Crawler Excavator Specifications
Crawler Excavator • Introduced 2017 • C4.2 Acert
Weight: 28,351 lb (12.9 t)Power: 90 hp (67 kW)Bucket: 0.68 yd³ (0.52 m³)Dig depth: 18.2 ft (5.54 m)
Key specifications
28,351 lb (12.9 t)Operating weight
90 hp (67 kW)Engine power
0.68 yd³ (0.52 m³)Bucket capacity
18.2 ft (5.54 m)Digging depth
26.8 ft (8.17 m)Horizontal reach
21,582 lbf (96 kN)Tear-out force
19.7 in (500 mm)Track width
2017Introduced
Useful excavator charts
Charts appear only when enough usable specifications are available.
Digging geometry
Dig depth
18.2 ft
Reach
26.8 ft
Transport dimensions
Length
25 ft
Width
8.2 ft
Height
9.3 ft
Model spec snapshot
Main numeric specifications for this excavator.
28,351 lbWeight
90 hpPower
0.68 yd³Bucket
21,582 lbfTear-out
How the Caterpillar 312D compares
Comparison is against Caterpillar crawler excavators in the same broad operating-weight class where enough comparable data exists.
Engine power
90 hp
7% below avg
34th percentile
Bucket capacity
0.68 yd³
19% below avg
15th percentile
Digging depth
18.2 ft
In line with avg
38th percentile
Horizontal reach
26.8 ft
In line with avg
40th percentile
Engine power90 hp
Low 70 hpAverage 97 hpHigh 124 hp
About 7% below the peer average.
Bucket capacity0.68 yd³
Low 0.5 yd³Average 0.84 yd³High 1.28 yd³
About 19% below the peer average.
Digging depth18.2 ft
Low 12.4 ftAverage 18.3 ftHigh 21.6 ft
In line with the peer average.
Horizontal reach26.8 ft
Low 23.9 ftAverage 27.4 ftHigh 31.3 ft
In line with the peer average.
Tear-out force21,582 lbf
Low 12,535 lbfAverage 18,966 lbfHigh 25,835 lbf
About 14% above the peer average.
This model Peer average
Crawler excavator information
Manufacturer
Caterpillar
Model
312D
Introduced
2017
Boom
MB
Operating specifications
Operating weight
28,351 lb (12.9 t)
Bucket capacity
0.68 yd³ (0.52 m³)
Maximum digging depth
18.2 ft (5.54 m)
Maximum horizontal reach
26.8 ft (8.17 m)
Tear-out force
21,582 lbf (96 kN)
Engine and emissions
Engine manufacturer
Caterpillar
Engine model
C4.2 Acert
Engine power
90 hp (67 kW)
Displacement
259 cu in (4.2 L)
Cylinder bore × stroke
4.02 × 5.12 in (102 × 130 mm)
Emission level
Stage IIIA
Diesel particulate filter
No
Dimensions and transport
Transport length
25 ft (7.61 m)
Transport width
8.2 ft (2.49 m)
Transport height
9.3 ft (2.83 m)
Track width
19.7 in (500 mm)
Disclaimer: Specifications can vary by configuration, market and attachment. Verify critical dimensions, capacities and ratings against the official machine documentation and the Caterpillar USA website.
