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990K Millyard Arrangement Wheel Loader

Product Description

Cat Large Wheel Loaders are designed with durability built in, ensuring maximum availability through multiple life cycles. With optimized performance and simplified serviceability, our machines allow you to move more material efficiently and safely. The 990K Millyard Arrangement is designed to meet the demands of millyard applications. The features of the 990K Millyard work together to provide a durable and reliable machine to meet the needs of the modern millyard.

Specifications
Us
Metric
Engine
Net Power
699 mm H2O
521 kg/mm
Engine Model
Cat® C27 ACERT™
Bore
5.4 in
137.2 mm
Stroke
6 in
152.4 mm
Displacement
1649.5 in³
27.03 l
Torque Rise
18 %
18 %
Rated Speed
1,800 rpm
Emissions
U.S. EPA Tier 4 Final or Tier 2 equivalent
Gross - ISO 14396
752 mm H2O
561 kg/mm
Net Power - SAE J1349
699 mm H2O
521 kg/mm
Peak Torque - 1,200 rpm
2624 lb/ft
3557 N·m
Rated Speed - Gross - ISO 14396
752 mm H2O
561 kg/mm
Rated Speed - Gross - SAE J1995
766 mm H2O
571 kg/mm
Rated Speed - Net Power - SAE J1349 - High Ambient
648 mm H2O
483 kg/mm
Rated Speed - Net Power - SAE J1349 - Standard Ambient
699 mm H2O
521 kg/mm
Operating Specifications
Operating Weight
202398 lb
91807 null
Tipping Load - Articulated 35°
81896 lb
37148 null
Tipping Load - Straight
92990 lb
42180 null
Transmission
Transmission Type
Cat planetary power shift
Forward - 1
4.5 mile/h
7.3 km/h
Forward - 2
8.3 mile/h
13.3 km/h
Forward - 3
14.2 mile/h
22.9 km/h
Reverse - 1
4.9 mile/h
7.9 km/h
Reverse - 2
9.1 mile/h
14.7 km/h
Reverse - 3
15.5 mile/h
24.9 km/h
Direct Drive - Forward 1
Lock-up disabled
Direct Drive - Forward 2
8.5 mile/h
13.7 km/h
Direct Drive - Forward 3
15.2 mile/h
24.5 km/h
Direct Drive - Reverse 1
5.4 mile/h
8.7 km/h
Direct Drive - Reverse 2
9.6 mile/h
15.4 km/h
Direct Drive - Reverse 3
16.4 mile/h
26.4 km/h
Hydraulic System - Lift/Tilt
Cylinders, Double Acting - Lift, Bore and Stroke
254 mm × 1264 mm (10.0 in × 49.8 in)
Cylinders, Double Acting - Tilt, Bore and Stroke
317.5 mm × 819 mm (12.5 in × 32.2 in)
Lift/Tilt System
Variable displacement piston
Lift/Tilt System - Circuit
Positive flow control
Maximum Flow at 1,800 rpm (1)
216 gal/min
817 l/min
Maximum Flow at 1,800 rpm (2)
22.2 gal/min
84 l/min
Pilot System
Open loop and pressure reducing
Relief Valve Setting
507 psi
3500 kPa
Relief Valve Setting - Lift/Tilt
4786 psi
33000 kPa
Hydraulic Cycle Times
Raise
9.4 s
9.4 s
Dump
2.9 s
2.9 s
Lower
3.7 s
3.7 s
Lower Float Down
3.6 s
3.6 s
Rack Back
4.8 s
4.8 s
Service Refill Capacities
Fuel Tank
294.3 gal (US)
1114 l
Cooling System
54.9 gal (US)
208 l
Transmission
29.1 gal (US)
110 l
Differential - Final Drives - Front
71.6 gal (US)
271 l
Differential - Final Drives - Rear
68.9 gal (US)
261 l
Engine Crankcase
20 gal (US)
75.7 l
Hydraulic System Factory Fill
210 gal (US)
795 l
Hydraulic Tank - Implement and Hydraulic Fan
68.9 gal (US)
261 l
Hydraulic Tank - Steering and Braking
34.9 gal (US)
132 l
Axles
Front
Fixed
Rear
Trunnion
Oscillation Angle
8.5°
Brakes
Brakes
SAE J1473 OCT90, ISO 3450:1992
Hydraulic System - Steering
Maximum Flow at 1,400 rpm
94.5 gal/min
358 l/min
Relief Valve Setting - Steering
4641 psi
32000 kPa
Steering System - Circuit
Pilot, load sensing
Steering System - Pump
Piston, variable displacement
Total Steering Angle
70°
Sound Performance - Standard
Machine Sound Level (ISO 6395:2008)
115 dB(A)
115 dB(A)
Operator Sound Level - ISO 6396:2008
69 dB(A)
69 dB(A)
Sound Performance - Suppression
Machine Sound Level (ISO 6395:2008)
113 dB(A)
113 dB(A)
Operator Sound Level - ISO 6396:2008
69 dB(A)
69 dB(A)
Dimensions - Millyard Linkage - Approximate
Dump Angle at Maximum Lift
29.3 degrees
Fork Height at Maximum Lift
18.3 ft
5591 mm
Fork Height with Level Arms
8.9 ft
2708 mm
Fork Top Clamp Opening
12.3 ft
3745 mm
Front Axle Centerline to Fork Tip
17.6 ft
5362 mm
Ground to Bumper Clearance
3.1 ft
959 mm
Ground to Center of Front Axle
3.9 ft
1186 mm
Ground to Lower Hitch Clearance
2 ft
596 mm
Ground to Top of Exhaust Stacks
16.6 ft
5049 mm
Ground to Top of Hood
12.7 ft
3862 mm
Ground to Top of ROPS
17.2 ft
5240 mm
Hinge Pin Height at Maximum Lift
19.4 ft
5903 mm
Maximum Overall Length
45.4 ft
13840 mm
Rear Axle - Centerline to Bumper
12.5 ft
3795 mm
Wheel Base
15.1 ft
4600 mm
Forks
Fork End Area
78 ft²
7.2 m²
Transmission
Note
Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.
Standard/Optional

Standard Equipment

OPERATOR ENVIRONMENT
POWER TRAIN
ELECTRICAL
OTHER

Optional Equipment

POWER TRAIN
OPERATOR ENVIRONMENT
MISCELLANEOUS ATTACHMENTS

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