CAT 973K Crawler Loader


Dimensions

Ground Clearance 1.55 ft in (469.9 mm)
Maximum Rollback/Dump – Fully Raised 59 degrees/49 degrees
Overall Machine Height – Bucket Fully Raised 226.5 in (5753.1 mm)
Overall Machine Length* 298.4 in (7579.36 mm)
Overall Machine Width Without Bucket: With Standard Tracks – 550 Mm (21.6 In) Shoes 106.7 in (2710.18 mm)
Ramp Angle 29 degrees
Reach At Full Lift Height And 45 Degrees Dump* 53.8 in (1366.52 mm)
Note *With General Purpose bucket and heavy duty teeth.
Bucket Height – Carry Position 19 in (482.6 mm)
Carry Position Approach Angle 15 degrees
Clearance At Full Lift Height And 45 Degrees Dump* 116.2 in (2951.48 mm)
Digging Depth* 6.2 in (157.48 mm)
Grading Angle 85 degrees
Machine Height – Top Of Cab 138.2 in (3510.28 mm)
Maximum Rollback – Ground/Carry Position 43 degrees/47 degrees
Height – Bucket Hinge Pin 166.1 in (4218.94 mm)
Height – Top Of Stack 120.8 in (3068.32 mm)

Undercarriage

Track Gauge 7.09 ft in (2159 mm)
Track Shoe Width – Wide Gauge 32.71 in (830.58 mm)
Ground Contact Area* – Optional Shoe – 675 Mm (26.6 In) 6960 in2 (4.5 m2)
Ground Contact Area* – Standard Shoe – 550 Mm (21.6 In) 5673 in2 (3.66 m2)
Ground Contact Area* – Wide Gauge – 830 Mm (32.7 In) 8572 in2 (5.54 m2)
Ground Pressure* – Optional Shoe – 675 Mm (26.6 In) 9.3 psi
Ground Pressure* – Standard Shoe – 550 Mm (21.6 In) 11.3 psi
Ground Pressure* – Wide Gauge – 830 Mm (32.7 In) 8.3 psi
Grouser Height – Double Grouser 1.92 in (48.77 mm)
Track On Ground 115.3 in (2928.62 mm)
Track Rollers/Shoes – Each Side Jul-40
Track Shoe Width – Optional 26.6 in (675.64 mm)
Track Shoe Width – Standard 21.6 in (548.64 mm)
Note *ISO 16754:2008.

Engine Details

Emissions Tier 4 Final/Stage IV/Korea Tier 4
Engine Model Cat C9.3 ACERT
Flywheel Power 275 hp (205.1 kw)
Note (1) All nonroad Tier 4 Interim and Final, Stage IIIB and IV and Korea Tier 4 Final diesel engines are required to use only Ultra Low Sulfur Diesel (ULSD) with 15 ppm (mg/kg) of sulfur or less, or up to B20 biodiesel blended with ULSD. B20 should meet ASTM D7467 specification (biodiesel blend stock should meet Cat biodiesel spec, ASTM D6751 or EN 14214). Cat DEO-ULS or oils that meet the Cat ECF-3, API CJ-4, and ACEA E9 specification are required. Consult your OMM for further machine specific fuel recommendations.
Note (2) Diesel Exhaust Fluid (DEF) used in Cat Selective Catalytic Reduction (SCR) systems must meet the requirements outlined in the International Organization for Standardization (ISO) standard 22241.
Net Power – Iso 9249/Sae J1349 (Din) 278 hp (207.4 kw)
Net Power – Iso 9249/Sae J1349 275 hp (205.1 kw)

Operational Specs

Operating Weight 63900 lb (28984.6 kg)

Weights

Operating Weight – Steel Mill 72102 lb (32705 kg)
Operating Weight – Waste Handler 64319 lb (29174.7 kg)
Operating Weight – Wide Gauge 71218 lb (32304 kg)

Buckets

Capacity – General Purpose 4.2 yd3 (3.3 m3)
Capacity – Multi-Purpose 4 yd3 (3.1 m3)
Capacity – Performance Series 5 yd3 (3.9 m3)
Width – General Purpose 117 in (2971.8 mm)
Width – Performance Series 117 in (2971.8 mm)
Width – Multi-Purpose 116 in (2946.4 mm)
Width – Slag 112 in (2844.8 mm)
Capacity – Slag 4 yd3 (3.1 m3)
Width – Landfill 117 in (2971.8 mm)
Capacity – Landfill 6.4 yd3 (4.9 m3)

Service Refill Capacities

Fuel Tank Capacity 101.5 gal (384.3 L)
Def Tank 9.2 gal (34.9 L)

Air Conditioning System

Air Conditioning The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.89 kg of refrigerant which has a CO2 equivalent of 2.717 metric tonnes.
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