2021 Caterpillar 320D2

Engine
Displacement
389cu in

Bore
4.1in

Stroke
5.2in

Net Power - Iso 9249
138hp

Engine Model
Cat 3066TA

Net Flywheel Power
138hp

Operational
Operating Weight
47400lb

Swing Mechanism
Swing Speed
11.5rpm

Swing Torque
45612lb ft

Weights
Operating Weight - Long Undercarriage
47400lb

Operating Weight - Standard Undercarriage
44700lb

Hydraulic System
Pilot System - Maximum Flow
8.6 gal/min

Pilot System - Maximum Pressure
566 psi

Maximum Pressure - Travel
5076 psi

Maximum Pressure - Swing
3626 psi

Main Implement System - Maximum Flow (2x)
62 gal/min

Boom Cylinder - Bore
4.7in

Boom Cylinder - Stroke
50in

Stick Cylinder - Bore
5.5in

Stick Cylinder - Stroke
59in

Maximum Pressure - Equipment
5076 psi

B1 Family Bucket Cylinder - Bore
4.7in

B1 Family Bucket Cylinder - Stroke
43.5in

Cb2 Family Bucket Cylinder - Bore
5.3in

Cb2 Family Bucket Cylinder - Stroke
45.5in

Service Refill Capacities
Cooling System
6.6gal

Final Drive - Each
2.1gal

Hydraulic Tank
32gal

Hydraulic System - Including Tank
69gal

Engine Oil
8gal

Fuel Tank Capacity
108gal

Swing Drive
2.1gal

Standards
Brakes
SAE J1026 APR90

Cab/Fogs
SAE J1356 FEB88

Sound Performance
Performance
ANSI/SAE J1166 OCT 98

Track
Number Of Track Rollers - Each Side - Long Undercarriage
8

Number Of Shoes - Each Side - Long Undercarriage
49

Number Of Carrier Rollers - Each Side - Long Undercarriage
2

Standard With Long Undercarriage
32in

Number Of Shoes - Each Side - Standard Undercarriage
45

Number Of Track Rollers - Each Side - Standard Undercarriage
7

Standard With Standard Undercarriage
24in

Optional (1)
28in

Optional (2)
32in

Optional - Triple Grouser
24in

Standard With Long Narrow Undercarriage
24in

Number Of Carrier Rollers - Each Side - Standard Undercarriage
2

Drive
Maximum Travel Speed
3.5mph

Maximum Drawbar Pull
46311lb