579D Knuckleboom Loader

Product Description

Specifications
Us
Metric
Engine
Gross Power
173 hp
129.3 kW
Engine Model
Cat C4.4 ACERT
Gross Power at 1,800 rpm
173 hp
129.3 kW
Operating Specifications
Knuckleboom Length
32 ft
9.8 m
Swing Speed
9.5 rpm
9.5 rpm
Maximum Reach (standard boom)
32 ft
9.8 m
Note
*Theoretical
Swing Bearing Diameter (ball path)
43.5 in
1105 mm
Swing Torque*
73800 lbf-ft
100360 N·m
Tail Swing
108.2 in
2750 mm
Weights
Operating Weight
36500 lb
16556 kg
Operating Weight without Grapple
36500 lb
16556 kg
Counterweight
1440 lb
653 kg
Hydraulic System
Cylinders – Main
one
Cylinders – Stick
one
Hydraulic Pressure – System
3625 psi
24994 kPa
Hydraulic Pressure – Swing
3625 psi
24994 kPa
Cylinders – Stabilizers
four
Hydraulic Oil Flow @ 1,800 rpm
230/230 L/min (60/60 gal/min)
Service Refill Capacities
Fuel Tank
100 gal
378 L
Hydraulic Tank
80 gal
302 L
Engine Oil
2.1 gal
8 L
Cooling System
7.5 gal
29 L
Swing Drive
2.6 gal
4 L
Dimensions
Stabilizer Pad Size
508 × 711 mm (20 × 28 in)
Stabilizer Reach Below Grade
15.5 in
394 mm
Stabilizer Spread at Maximum Down Reach
166.8 in
4237 mm
Stabilizer Spread at Grade
183.8 in
4670 mm
Height to Top of Cab
159.1 in
4041 mm
Standards
OFPS
OFPS cab meets SAE J2267
Shipping Dimensions (mounted trailer)
Width
101.3 in
2573 mm
Height
159.1 in
4041 mm
Service Refill Capacities
DEF Tank
5 gal
19 L
Dimensions
Note
579D dimensions are on suspension trailer.
GLK Series Grapples – GLK55
Height (open/excluding rotation)
46.7 in
1186 mm
Height (open/including rotation)
68 in
1724 mm
Weight (excluding rotation)
1411 lb
640 kg
Weight (including rotation)
1911 lb
867 kg
Area (tip to tip)
3.8 ft2
1.15 m2
Open
54 in
1372 mm
Close
5 in
127 mm
Note
All specifications are approximate.
GLK Series Grapples – GLK48
Height (open/excluding rotation)
45.1 in
1146 mm
Height (open/including rotation)
66 in
1685 mm
Weight (excluding rotation)
1407 lb
638 kg
Weight (including rotation)
1907 lb
865 kg
Area (tip to tip)
3.0 ft2
0.91 m2
Open
48 in
1219 mm
Close
4.5 in
114 mm
Note
All specifications are approximate.
Standard/Optional

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