Wheel Loaders

990K Wheel Loader Steel Mill Arrangement

Overview
Specifications
Equipment

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 at a lower cost per ton. The Cat 990 Wheel Loader has been a proven performer in steel mill applications where larger machines have typically been used. The 990K Steel Mill Arrangement brings all new levels of performance, safety, operator comfort and efficiency in pit digging and skull handling applications.

Product Specifications

UnitsUSMetric

 

Engine
Net Power
699 HP 521 kW
Engine Model
Cat® C27
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 - Gross - ISO 14396
752 HP 561 kW
Rated Speed - Net Power - SAE J1349 - High Ambient
648 HP 483 kW
Rated Speed
1800 r/min 1800 r/min
Rated Speed - Net Power - SAE J1349 - Standard Ambient
699 HP 521 kW
Emissions
U.S. EPA Tier 4 Final/Tier 2 Equivalent
Peak Torque - 1,200 rpm
2624 lb/ft 3557 N·m
Gross - ISO 14396
752 HP 561 kW
Net Power - SAE J1349
699 HP 521 kW
Rated Speed - Gross - SAE J1995
766 HP 571 kW
Operating Specifications
Operating Weight
204693 lb 92848 kg
Rated Payload
17.5 t 15.88 t
Bucket Capacity Range
8.6 m3-9.2 m3 (11.25 yd3-12.0 yd3)
Rated Payload - Standard
17.5 t 15.88 t
Cat Truck Match - Standard
773-775
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 - Reverse 1
5.4 mile/h 8.7 km/h
Direct Drive - Reverse 2
9.6 mile/h 15.4 km/h
Direct Drive - Forward 2
8.5 mile/h 13.7 km/h
Direct Drive - Reverse 3
16.4 mile/h 26.4 km/h
Direct Drive - Forward 3
15.2 mile/h 24.5 km/h
Direct Drive - Forward 1
Lock-up disabled
Hydraulic System - Lift/Tilt
Relief Valve Setting - Lift/Tilt
4786 psi 33000 kPa
Cylinders, Double Acting - Tilt, Bore and Stroke
317.5 mm × 819 mm (12.5 in × 32.2 in)
Lift/Tilt System
Variable displacement piston
Maximum Flow at 1,800 rpm (1)
22.2 gal/min 84 l/min
Relief Valve Setting
507 psi 3500 kPa
Maximum Flow at 1,800 rpm (2)
216 gal/min 817 l/min
Lift/Tilt System - Circuit
Positive flow control
Pilot System
Open loop and pressure reducing
Cylinders, Double Acting - Lift, Bore and Stroke
254 mm × 1264 mm (10.0 in × 49.8 in)
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 - Rear
68.9 gal (US) 261 l
Hydraulic Tank - Steering and Braking
34.9 gal (US) 132 l
Differential - Final Drives - Front
71.6 gal (US) 271 l
Engine Crankcase
20 gal (US) 75.7 l
Hydraulic Tank - Implement and Hydraulic Fan
68.9 gal (US) 261 l
Hydraulic System Factory Fill
210 gal (US) 795 l
Buckets
Bucket Capacities
8.6-9.2 m3 (11.2-12.0 yd3)
Axles
Front
Fixed
Rear
Trunnion
Oscillation Angle
8.5°
Brakes
Brakes
SAE J1473 OCT90, ISO 3450:1992
Hydraulic System - Steering
Relief Valve Setting - Steering
4641 psi 32000 kPa
Steering System - Pump
Piston, variable displacement
Maximum Flow at 1,400 rpm
94.5 gal/min 358 l/min
Steering System - Circuit
Pilot, load sensing
Total Steering Angle
70°
Hydraulic Cycle Times
Raise
9.4 s 9.4 s
Dump
2.9 s 2.9 s
Rack Back
4.8 s 4.8 s
Lower
3.7 s 3.7 s
Lower Float Down
3.6 s 3.6 s
Sound Performance - Standard
Operator Sound Level (ISO 6396:2008)
69 dB(A) 69 dB(A)
Machine Sound Level (ISO 6395:2008)
115 dB(A) 115 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 - Standard Lift - Approximate
Reach - Maximum Lift
7.2 ft 2193 mm
Ground to Top of ROPS
17.2 ft 5240 mm
Clearance at Maximum Lift
13.4 ft 4077 mm
Maximum Overall Length
41.8 ft 12733 mm
Ground to Top of Hood
12.7 ft 3862 mm
Wheel Base
15.1 ft 4600 mm
Hydraulic Cycle Times
Total Hydraulic Cycle Time - Empty Bucket
15.9 s 15.9 s
Dimensions - Standard Lift - Approximate
Ground to Lower Hitch Clearance
2 ft 596 mm
B-Pin Height - Maximum Lift
19.2 ft 5867 mm
Rear Axle - Centerline to Bumper
12.5 ft 3795 mm
Ground to Center of Front Axle
3.9 ft 1186 mm
Ground to Bumper Clearance
3.5 ft 1079 mm
Dump Angle at Maximum Lift
47.4 degrees
Rack Back Angle - Carry
48.8 degrees
Front Axle Centerline to Bucket Tip
14.2 ft 4338 mm
Rack Angle at Maximum Lift
63.7 degrees
Maximum Overall Height - Bucket Raised
27 ft 8231 mm
Ground to Top of Exhaust Stacks
16.6 ft 5049 mm
Transmission
Note
Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.
Dimensions - Standard Lift - Approximate
Rack Back Angle - Ground Level
40.4 degrees
Units:USMetric
Standard Equipment
OPERATOR ENVIRONMENT
POWER TRAIN
ELECTRICAL
OTHER
Optional Equipment
POWER TRAIN
OPERATOR ENVIRONMENT
MISCELLANEOUS ATTACHMENTS

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