Caterpillar M322F Excavator Specs

Category: Excavators ➔
Manufacturer: Caterpillar ➔
Model: M322F ➔

The Caterpillar M322F is a wheeled excavator in Caterpillar's M Series, designed for roadwork, utility, material handling, and general excavation applications. It is powered by a diesel engine and built for mobility on paved surfaces, allowing travel between job sites without a trailer in many cases. The M322F typically features a hydraulic system optimized for digging, lifting, and attachment use, along with a cab configured for operator visibility and control. As an excavator, it is used in construction, municipal work, and infrastructure maintenance. Specifications may vary by region, configuration, and production year.

Blade

Caterpillar M322F Excavator Blade specifications
Blade Roll - Over Height	22.80 in (57.91 cm)
Blade Type	Parallel
Width	9.00 ft (2.74 m)

Bucket Specifications

Caterpillar M322F Excavator Bucket Specifications specifications
Bucket Capacities	0.6-1.43 m (0.78-1.87 yd)

Dimensions

Caterpillar M322F Excavator Dimensions specifications
Height	10.92 ft (3.33 m)
Length	31.92 ft (9.73 m)
Weight	54,450.00 lbs (24,698.14 kg)
Width	9.00 ft (2.74 m)

Drive

Caterpillar M322F Excavator Drive specifications
Maximum Travel Speed	18.60 mph (29.93 kph)

Engine

Caterpillar M322F Excavator Engine specifications
Bore	4.10 in (10.41 cm)
Displacement	427.80 cu in (7,010.40 cu cm)
Emissions	U.S. EPA Tier 4 Final
Engine Gross Power (Maximum) - Iso 14396	173.00 hp (129.01 kw)
Engine Gross Power (Maximum) - Iso 14396 - (Ps) - Metric	175.00 hp (130.50 kw)
Engine Model	Cat C7.1 ACERT
Engine Power - Maximum Gross - Iso 14396	128.8 kW (173 hp [175 hp]*)
Engine Power - Maximum Net - Iso 9249/Sae J1349	126 kW (169 hp [171 hp]*)
Maximum Torque - 1,400 Rpm	612.00 lbs ft (829.75 nm)
Net Power	169.00 hp (126.03 kw)
Net Power (Maximum) - Iso 14396 At 1,700 Rpm	173.00 hp (129.01 kw)
Net Power (Maximum) - Iso 9249/Sae J1349 At 1,700 Rpm	169.00 hp (126.03 kw)
Net Power (Rated) - Iso 9249/Sae J1349 - (Ps) - Metric	171.00 hp (127.52 kw)
Net Power - Maximum - 80/1269/Eec	169.00 hp (126.03 kw)
Net Power - Maximum - Iso 9249/Sae J1349	169.00 hp (126.03 kw)
Net Power - Maximum - Iso 9249/Sae J1349 - (Ps) - Metric	171.00 hp (127.52 kw)
Net Power - Maximum - Iso 9249/Sae J1349 At 1,700 Rpm - (Ps) - Metric	171.00 hp (127.52 kw)
Net Power - Rated - 80/1269/Eec	169.00 hp (126.03 kw)
Net Power - Rated - Iso 9249/Sae J1349	169.00 hp (126.03 kw)
Note	*Metric values.
Number Of Cylinders	6
Number Of Cylinders - In Line	6
Ratings	1700 rpm
Stroke	5.30 in (13.46 cm)

Hydraulic System

Caterpillar M322F Excavator Hydraulic System specifications
Maximum Flow - Auxiliary Circuit - High Pressure	66.00 gpm (249.81 lpm)
Maximum Flow - Auxiliary Circuit - Medium Pressure	13.20 gpm (49.96 lpm)
Maximum Flow - Auxiliary Circuit - Medium Pressure - Eco Mode	11.40 gpm (43.15 lpm)
Maximum Flow - Auxiliary Circuit - Medium Pressure - Power Mode	13.20 gpm (49.96 lpm)
Maximum Flow - Implement/Travel Circuit	94.00 gpm (355.79 lpm)
Maximum Flow - Swing Mechanism	31.20 gpm (118.09 lpm)
Maximum Pressure - Auxiliary Circuit - High Pressure	5076 psi
Maximum Pressure - Auxiliary Circuit - Medium Pressure	2683 psi
Maximum Pressure - Implement Circuit - Heavy Lift	5439 psi
Maximum Pressure - Implement Circuit - Normal	5076 psi
Maximum Pressure - Implement Circuit - Normal And Travel Circuit	5076 psi
Maximum Pressure - Implement Circuit - Travel Circuit	5076 psi
Maximum Pressure - Swing Mechanism	4496 psi
Swing Mechanism	4496 psi
System	107 gal (US)
Tank Capacity	52.80 gal (199.85 l)

Service Refill Capacities

Caterpillar M322F Excavator Service Refill Capacities specifications
Cooling System	12.40 gal (46.93 l)
Diesel Exhaust Fluid Tank	9.10 gal (34.44 l)
Engine Crankcase	4.90 gal (18.55 l)
Final Drive	0.70 gal (2.65 l)
Front Steering Axle - Differential	2.90 gal (10.98 l)
Fuel Tank - Total Capacity	111.00 gal (420.14 l)
Powershift Transmission	0.70 gal (2.65 l)
Rear Axle - Housing (Differential)	3.70 gal (14.00 l)

Sound Performance

Caterpillar M322F Excavator Sound Performance specifications
Operator Sound - 2000/14/Ec	71 dB(A)
Spectator Sound - 2000/14/Ec	100 dB(A)

Standards

Caterpillar M322F Excavator Standards specifications
Cab/Sound Levels	Meets appropriate standards as listed in "Sound Performance"
Operator Protective Structure - Top/Front Guards	FOPS (Falling Object Protective Structure) meets FOPS criteria ISO 10262:1998 and SAE J1356:2008
Rops	ROPS (Rollover Protective Structure) offered by Caterpillar meets ROPS criteria ISO 12117-2:2008

Sustainability

Caterpillar M322F Excavator Sustainability specifications
Diesel Exhaust Fluid	Must meet ISO 22241
Engine Emissions	Tier 4 Final
Fluids (Optional) - Biodiesel Up To B20	Meets EN 14214 or ASTM D6751 with EN590 or ASTM D975 Standard Mineral diesel fuels
Fluids (Optional) - Cat Bio Hydo Advanced	Readily biodegradable EU Flower eco-label certified
Vibration Levels - Maximum Hand/Arm - Iso 5349:2001	Less Than 2.5 m/s (Less Than 8.2 ft/s)
Vibration Levels - Maximum Whole Body - Iso/Tr 25398:2006	Less Than 0.5 m/s (Less Than 1.6 ft/s)
Vibration Levels - Seat Transmissibility Factor - Iso 7096:2000 - Spectral Class Em6	Less Than 0.7

Swing Mechanism

Caterpillar M322F Excavator Swing Mechanism specifications
Maximum Swing Torque	43,988.00 lbs ft (59,638.93 nm)
Swing Speed	9 rpm
Swing Torque	39,220.00 lbs ft (53,174.48 nm)

Tires

Caterpillar M322F Excavator Tires specifications
Optional	10.00-20 (Dual Solid Rubber)
Standard	11.00-20 (Dual Pneumatic)

Transmission

Caterpillar M322F Excavator Transmission specifications
Creeper Speed - 1st Gear	1.90 mph (3.06 kph)
Creeper Speed - 2nd Gear	5.60 mph (9.01 kph)
Drawbar Pull	28,550.70 lbs (12,950.40 kg)
Forward/Reverse - 1st Gear	5.60 mph (9.01 kph)
Forward/Reverse - 2nd Gear	18.60 mph (29.93 kph)
Maximum Forward/Reverse - 2nd Gear	19.00 mph (30.58 kph)
Maximum Gradeability (25 000 Kg/55,115 Lb)	70%

Undercarriage

Caterpillar M322F Excavator Undercarriage specifications
Ground Clearance	1.19 ft (0.36 m)
Minimum Turning Radius - End Of One-Piece Boom	30.50 ft (9.30 m)
Minimum Turning Radius - End Of Va Boom	25.60 ft (7.80 m)
Minimum Turning Radius - Outside Of Tire	22.30 ft (6.80 m)
Oscillation Axle Angle	8.5 degrees

Weights

Caterpillar M322F Excavator Weights specifications
Counterweights	3500/4700 kg (7,716/10,362 lb)
Note	*Includes medium stick, 3500 kg (7,716 lb) counterweight, full fuel tank, operator, quick coupler (250 kg/551 lb), bucket (780 kg/1,720 lb), dual pneumatic tires. Weight varies depending on configuration.
One-Piece Boom - Front And Rear Outriggers	47,884.00 lbs (21,719.84 kg)
One-Piece Boom - Rear Dozer, Front Outriggers	47,377.00 lbs (21,489.87 kg)
Operating Weight - With Attachment	20 560-24 700 kg (45,330-54,450 lb)
Va Boom - Front And Rear Outriggers	49,229.00 lbs (22,329.93 kg)
Va Boom - Rear Dozer, Front Outriggers	48,722.00 lbs (22,099.95 kg)
Weight - Counterweight - Optional	10,362.00 lbs (4,700.13 kg)
Weight - Counterweight - Standard	7,716.00 lbs (3,499.92 kg)
Weight - One-Piece Boom - Front And Rear Outriggers	47,884.00 lbs (21,719.84 kg)
Weight - One-Piece Boom - Rear Dozer, Front Outriggers	47,377.00 lbs (21,489.87 kg)
Weight - Sticks - Long (2900 Mm/9'6")	2,392.00 lbs (1,084.99 kg)
Weight - Sticks - Medium (2500 Mm/8'2")	2,216.00 lbs (1,005.16 kg)
Weight - Va Boom - Front And Rear Outriggers	49,229.00 lbs (22,329.93 kg)
Weight - Va Boom - Rear Dozer Only	45,856.00 lbs (20,799.96 kg)
Weight - Va Boom - Rear Dozer, Front Outriggers	48,722.00 lbs (22,099.95 kg)

Working Ranges

Caterpillar M322F Excavator Working Ranges specifications
Maximum Digging Depth	21.80 ft (6.64 m)
Maximum Reach - Ground Level	33.80 ft (10.30 m)
Note	Range values are calculated with GD bucket 1200 mm (48 in), 1.19 m3 (1.55 yd3) with tips K080 and quick coupler with a tip radius of 1688 mm (5'6").
One-Piece Boom - 2500 Mm (8'2") Stick Length: Digging Depth	19.90 ft (6.07 m)
One-Piece Boom - 2500 Mm (8'2") Stick Length: Digging Height	30.80 ft (9.39 m)
One-Piece Boom - 2500 Mm (8'2") Stick Length: Dump Height	20.50 ft (6.25 m)
One-Piece Boom - 2500 Mm (8'2") Stick Length: Reach At Ground Level	32.50 ft (9.91 m)
One-Piece Boom - 2900 Mm (9'6") Stick Length: Digging Depth	21.20 ft (6.46 m)
One-Piece Boom - 2900 Mm (9'6") Stick Length: Digging Height	31.50 ft (9.60 m)
One-Piece Boom - 2900 Mm (9'6") Stick Length: Dump Height	21.30 ft (6.49 m)
One-Piece Boom - 2900 Mm (9'6") Stick Length: Reach At Ground Level	33.90 ft (10.33 m)
Va Boom - 2500 Mm (8'2") Stick Length: Digging Depth	20.50 ft (6.25 m)
Va Boom - 2500 Mm (8'2") Stick Length: Digging Height	34.60 ft (10.55 m)
Va Boom - 2500 Mm (8'2") Stick Length: Dump Height	23.70 ft (7.22 m)
Va Boom - 2500 Mm (8'2") Stick Length: Reach At Ground Level	32.20 ft (9.81 m)
Va Boom - 2900 Mm (9'6") Stick Length: Digging Depth	21.90 ft (6.68 m)
Va Boom - 2900 Mm (9'6") Stick Length: Digging Height	35.60 ft (10.85 m)
Va Boom - 2900 Mm (9'6") Stick Length: Dump Height	24.70 ft (7.53 m)
Va Boom - 2900 Mm (9'6") Stick Length: Reach At Ground Level	33.50 ft (10.21 m)