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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