| Max Lift Capacity |
| 51’ 0” (15.5 m) straight boom, less attachment |
| |
| Front Lift Capacity |
| Radius |
Lift |
|
|
| 15’ (4.6 m) |
38,530 lbs. |
(17,477 kg) |
|
| 20' (6.1 m) |
30,050 lbs. |
(13,630 kg) |
|
| 25' (7.6 m) |
23,530 lbs. |
(10,673 kg) |
|
| 30' (9.1 m) |
18,930 lbs. |
(8,586 kg) |
|
| 35' (10.7 m) |
15,760 lbs. |
(7,149 kg) |
|
| 40’ (12.2 m) |
13,250 lbs. |
(6,010 kg) |
|
| 45’ (13.7 m) |
10,600 lbs. |
(4,808 kg) |
|
| 50’ (15.2 m) |
8,540 lbs. |
(3,874 kg) |
|
| |
| Side Lift Capacity |
| Radius |
Lift |
|
|
| 15’ (4.6 m) |
38,530 lbs. |
(17,477 kg) |
|
| 20' (6.1 m) |
30,050 lbs. |
(13,630 kg) |
|
| 25' (7.6 m) |
23,100 lbs. |
(10,478 kg) |
|
| 30' (9.1 m) |
18,480 lbs. |
(8,382 kg) |
|
| 35' (10.7 m) |
15,430 lbs. |
(6,999 kg) |
|
| 40’ (12.2 m) |
12,380 lbs. |
(5,615 kg) |
|
| 45’ (13.7 m) |
9,860 lbs. |
(4,472 kg) |
|
| 50’ (15.2 m) |
7,900 lbs. |
(3,583 kg) |
|
| |
|
| Boom Data |
|
|
|
| |
51' 0" |
(15.5 m) |
|
| Main |
29' 0" |
(8.8 m) |
|
| Stick |
22' 0" |
(6.7 m) |
|
| |
| Boom Structure |
|
|
|
| • All welded construction with fabricated box type design |
| • Aluminum bronze bushings with grease grooves at boom pivot points |
| |
|
|
|
| Boom Reach |
| |
51' 0" |
(15.5 m) |
|
| Horizontal |
51' 0" |
(15.5 m) |
|
| Vertical |
64' 4" |
(19.6 m) |
|
| Based on 42" (1,067 mm) high truck frame. |
| |
|
|
|
| Cylinders |
| • Hydraulic cylinders with wear rings on pistons and bolt on glands for extended life. |
| • All cylinders are made of heavy wall steel tubing. Induction hardened cylinder rods with heavy chrome plating. |
| • Main boom: 6" x 47" (152 mm x 1194 mm) with 4" (102 mm) rod. |
| • Stick boom: 6" x 41" (152 mm x 1041 mm) with 4" (102 mm) rod. |
| • Hose break protection valves. |
| |
|
|
|
| Power Source |
| • Isuzu 6HK 7.8L, Tier 3, 220 HP (164 kW) @ 1800 RPM. |
| • 24V electric system. |
| • Fuel Reservoir: 125 gallon (475 L). |
| |
|
|
|
| Hydraulic System |
| • 161 gallon (610 L) hydraulic oil reservoir with return
line filter, shut off valve on pump suction line. |
| • Pumps: Variable displacement piston pump
producing 112 GPM (425 LPM). |
| • Heavy wall tubing and multi-wire braided hose throughout system. |
| • Main system operating pressure 4,350 PSI (300 BAR). |
| • Swing Pump: 43 GPM (162 LPM) at 3,600 PSI (248 BAR). |
| • Quick disconnect diagnostic ports. |
| |
| Swing System |
| • Continuous rotation on 54" (1372 mm) internal tooth turntable bearing. |
| • Swing speed 7 RPM - Power transmitted through dual piston motors and planetary gearboxes. |
| • 3600 PSI (248 BAR) operating pressure. |
| • Swing torque: 55,211 ft. lbs (74.8 kN-m). |
| • Tailswing: 121” (3.07 m) with counterweight |
| |
| Operator's Cab |
| • F.O.P.S. certified. |
| • 38-1/2" x 55" (978 mm x 1397 mm) forward sloping pressurized cab with sound suppression insulation. |
| • Roof window, sliding side window, with tinted glass on all windows. |
| • Windshield wipers, washer, and dome light. |
| • Air ride, heated seat with arm rests. |
| • Dual joystick controls. |
| • Dual foot pedal travel. |
| • Dash console with cab accessory switches and start/ stop controls all located for easy access. |
| • Digital warning lights, monitor system and gauges. |
| • AM/FM radio, CD player, CB radio. |
| • Rear hinged swing out door. |
| • (4) 55 Watt DC lights on front. |
| • (2) 55 Watt DC lights on back. |
| • (1) 55 Watt DC lights on each side. |
| • Climate controlled heating and air conditioning. |
| |
| Crawler Lower - Heavy Duty |
| • Speed (maximum), 1.3 MPH (2.1 km/h) low, 2.3 MPH (3.7 km/h) high |
| • Track: Barko heavy-duty (D 7 size) carbody, sealed track, lifetime lubricated rollers and idlers, hydraulic track adjusters and 710 mm (28”) triple grouser pads with 22 mm track bolts. |
| • Drive motors: two (2) variable displacement piston motors. |
| • Brakes: Automatic multiple disc-type, spring applied hydraulic release, on each track. |
| • Travel alarm. |
| • Gradability: 75%. |
| • Travel Alarm |
| • Tractive Effort: 63,000 lbs. (280 KN). |
| • Ground Pressure: 9.95 psi (0.68 BAR) with 710 mm shoes triple grouser pads. |
| |
| Elevating Cab |
| • 95” (2.4m) of travel. |
| • Maximum Height: 17’ 6” (5.3 m) eye level. |
| • Proportional control on joystick. |
| • Hydraulic suspension. |
| • Manual cab lowering valve in cab and on platform. |
| |
| Miscellaneous |
| • Weight with standard equipment, cast steel counterweight & oil: 94,280 lbs. (42,764 kg) (not including attachment). |
| • Equipment greased and hydraulic tank filled. |
| |
| |
| Barko Hydraulics reserves the right to change specifications and prices without notice in order to follow its policy of constantly striving to manufacture a better product without incurring any liability to provide these new features on any units previously manufactured. |
