NK6G

 

BRIEF
Manufactured according of Caterpillar D6D technology and improved new product. 50% parts interchangeable with Caterpillar bulldozer parts.

Operator comfort is provided by the two-way adjustable seat, single lever dozer control
with adjustable lever and combined hand-lever steering and braking.

Sealed and lubricated track greatly reduces internal pin and bushing wear for lower undercarriage maintenance cost.

Turbocharged 3306 diesel engine with ind ividual adjustment-free fuel pumps and valves.
Easy maintenance with two- piece master link, hydraulic track adjusters, steering clutches and brakes are removable as a unit.

Choice of ROPS/FOPS air conditioned tilt cab or open ROPS/FOPS canopy of ripper
Logging special with Allied W6FPC Winch available.

SPECIFICATIONS

Main specifications

Operating weight 16.5t
Ground pressure (at operating weight) 54kpa
Track contact length 2990mm
Overall dimensions(L×W×H) 5037×3270×3077mm
Grade ability Latitude 30 °  Transverse 25°
Ground clearance 445mm

Diesel Engine

Model Turbocharged 3306 diesel engine
Type Water-Cooled, single-row, vertical, 4-stroke-cycle
Rated speed 1900rpm
Flywheel power 131kw/160HP
Start mode 24V starter motor
Number of cylinders-bore x stroke 6-121x152mm
Displacement 10.5**
Fuel system Direct injection with individual adjust system free injection pumps and valve

Transmission

Planetary power shift with high-torque-capacity oil clutched, special valve permits fast speed and direction changes. Three speeds forward, three backward.
Single- stage torque converter with output torque divider combined smoothness with economy.
Connected to transmission by double universal joint for removal. Oil-to-air and oil-to-water heat exchangers cool the torque converter oil.  

Gear Forward Speed ( Km/h) Reverse Speed (Km/h)
1 0-4.0 0-4.8
2 0-6.9 0-8.4
3 0-10.8 0-12.9

Steering & Brake
Reinforced, box-section construction. Out-mounted carrier rollers. Lifetime lubricated rollers and idlers.
Adjustable, 2 positions idler. 

Number of rollers (each side) 7
Oscillation at front idler 1

Final Drives
Crown-shaven, double-reduction final drives. Floating ring seals. Sprocket with bolt-on. Replaceable rim segments.

Sealed and Lubricated Track
Sealed and lubricated track surrounds the track pin with lubricant to greatly reduce internal bushing wear. Lubricant is held in place by a dealing arrangement consisting of a polyurethane seal, a rubber load ring and a thrust ring. Hydraulic track adjusters and two-piece master link standard.  

Number of shoes(each side) 39
With of standard shoe 560mm
Track gauge 2667mm

Hydraulic Controls
Four optional systems are available, complete system consists of pump, tank, filters , valves, linkage and control levers anticavitation valve is included with bulldozer controls. System available are as following:
One valve (internal) for bulldozer position: raise, hold, lower, float.
Two valves (both internal) for bulldozer and tilt cylinder tilt cylinder position: tilt lift, tilt right, hold
Two valves (one internal, one external) for bulldozer and ripper, ripper position: raise, lower, hold.
Three valve (two internal, one external) for bulldozer, tilt cylinder and ripper.

Service refill capacities

Fuel tank 295 liters
Cooling system 38 liters
Diesel engine crankcase 27.4 liters
Transmission, bevel gear and steering clutch compartments 98 liters
Final drives (each) 18.9 liters

Specifications For Blades

Blade type Width Height Depth Digging Ground clearance Max. Tilt
Angled 3890mm 910mm 444mm 910mm 330mm
Straight 3200mm 1130mm 472mm 910mm 810mm
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