Cat DP50K Specifications
The Caterpillar DP50K is a 5,000 kg capacity
diesel-powered forklift produced from 1996 to 2014, engineered for heavy-duty
material handling applications. Powered by a Mitsubishi S6S diesel engine and
mated to a rugged 2-speed Powershift transmission, this pneumatic tire model
delivers reliable performance for demanding indoor and outdoor operations. The
unit features a durable construction, hydraulic service brakes, and a range of
mast configurations to accommodate various lifting requirements. Known for its
robust engineering and serviceability, the DP50K represents Caterpillar's
commitment to producing heavy-duty material handling equipment capable of
operating in challenging environments while maintaining productivity and
operator comfort.
Engine Model: Mitsubishi S6S
Engine Type: Four-cycle, water-cooled diesel
Number of Cylinders: 6
Displacement: 4,998 cc (305 cu.in)
Rated Output (ISO 1585): 60.3 kW (81 hp) at 2,450 rpm
Maximum Torque: 249 Nm (184 lb-ft) at 1,600 rpm
Rated Speed: 2,450 rpm
Torque Speed: 1,600 rpm
Fuel Type: Diesel
Lubrication Type: Forced circulation with gear pump
Engine Oil Capacity: 12 L (12.7 qt)
Oil Filter Capacity: 1 L (1.1 qt)
Recommended Oil Viscosity: SAE 10W-30 or 15W-40 diesel engine oil
Cooling Type: Water-cooled, forced circulation
Cooling System Capacity: 7.1 L (7.5 qt)
Reserve Tank Capacity: 0.65 L (0.69 qt)
Recommended Coolant: Ethylene glycol based antifreeze mixture
Transmission Type: Powershift
Number of Speeds: 2 forward / 2 reverse
Drive Control Type: Powershift with hydraulic modulation
Travel Speed (with load): 21.5 km/h (13.4 mph)
Travel Speed (without load): 23.5 km/h (14.6 mph)
Drive Axle (Front): Full-floating, banjo type with planetary wheel ends
Steer Axle (Rear): Mounted with trunnion-type articulation
Service Brake Type: Hydraulic
Parking Brake: Hand-operated, mechanical
System Voltage: 12 V
Battery: Lead-acid
Alternator: High-output
Starter Motor: High-torque
Frame Construction: Welded steel plate
Drive Configuration: 4x2 (front wheel drive)
Front Wheel Type: Disc wheel
Rear Wheel Type: Disc wheel
Number of Wheels: 4 front / 2 rear
Front Tire Size: 8.25 x 15-14 PR
Rear Tire Size: 7.00 x 12-14 PR
Tire Type: Pneumatic with tube
Optional Tire Types: Superelastic available
Steering Type: Full hydrostatic power steering
Steering Control: Hydraulic with steering wheel
Steering Pump: Gear type, engine driven
Steering Cylinder: Double-acting hydraulic
Hydraulic System Type: Open center
Hydraulic Pump Type: Gear pump
Hydraulic Tank Capacity: 64.4 L (17.0 gal)
Max Operating Pressure (for attachments): 191 bar (2,770 psi)
| Service Refill Capacities |
Fuel Tank: 125 L (33 gal)
Engine Oil: 12 L (12.7 qt)
Cooling System: 7.1 L (7.5 qt)
Transmission Torque Converter: 15 L (15.9 qt)
Hydraulic System Tank: 64.4 L (17.0 gal)
Differential: 9.1 L (9.6 qt)
Hydraulic Brake Reservoir: 0.15 L (0.16 qt)
Mast Type: Simplex standard, Triplex with free
elevation available
Mast Tilt Forward: 6°
Mast Tilt Backward: 10°
Height with Mast Lowered: 2,400 mm (7.88 ft)
Height with Mast Raised: 4,590 mm (15.1 ft)
Lift Height: 3,300 mm (10.8 ft)
Free Lift: 100 mm (3.9 in)
Height to Top of Overhead Guard: 2,250 mm (7.39 ft)
Fork Carriage to DIN 15 173: 3A
Fork Carriage Width: 1,190 mm (46.9 in)
Maximum Fork Spread: 1,180 mm (46.6 in)
Rated Load Capacity: 5,000 kg (11,023 lb)
Load Center Distance: 600 mm (24 in)
Lifting Speed (with load): 0.43 m/s (84.6 ft/min)
Lifting Speed (without load): 0.45 m/s (88.6 ft/min)
Lowering Speed (with load): 0.50 m/s (98.4 ft/min)
Lowering Speed (without load): 0.50 m/s (98.4 ft/min)
Drawbar Pull (with load): 26,000 N (5,845 lb)
Drawbar Pull (without load): 21,000 N (4,721 lb)
Gradeability (with load): 25.5%
Gradeability (without load): 26.3%
Maximum Climbing Ability: 26.3%
Overall Length: 4,525 mm (178 in)
Length to Fork Face: 3,305 mm (11 ft)
Overall Width: 1,415 mm to 1,965 mm (55.7 in to 77.4 in)
Height to Top of Overhead Guard: 2,250 mm (7.39 ft)
Seat Height: 1,093 mm (43.0 in)
Tow Coupling Height: 420 mm (16.5 in)
Height with Mast Lowered: 2,400 mm (7.88 ft)
Height with Mast Raised: 4,590 mm (15.1 ft)
Wheelbase: 2,150 mm (7.06 ft)
Minimum Turning Radius: 2,965 mm (9.73 ft)
Minimum Distance Between Centres of Rotation: 965 mm (38.0 in)
Track Width (front, centre of tyres): 1,175 mm (46.3 in)
Track Width (rear, centre of tyres): 1,180 mm (46.5 in)
Ground Clearance (under mast, with load): 150 mm (6 in)
Fork Dimensions (thickness x width x length): 60x150x1,220 mm (2.4x5.9x48 in)
Fork Carriage Width: 1,190 mm (46.9 in)
Minimum Outside Turning Radius: 2,965 mm (9.73 ft)
Minimum Distance Between Centres of Rotation: 965 mm (38.0 in)
Working Aisle Width (with 1000 x 1200 mm pallets crosswise): 4,747 mm (187 in)
Working Aisle Width (with 800 x 1200 mm pallets crosswise): 4,547 mm (179 in)
Empty Weight: 7,160 kg (15,785 lb)
Axle Loading with Max Load (front/rear): 10,710 kg / 1,450 kg (23,610 lb / 3,197
lb)
Axle Loading without Load (front/rear): 2,960 kg / 4,200 kg (6,525 lb / 9,260
lb)
Engine Oil Change Interval: 250 hours
Engine Oil Filter Change Interval: 250 hours
Transmission Fluid Change Interval: 1,000 hours
Hydraulic Oil Change Interval: 2,000 hours
Hydraulic Filter Change Interval: 500 hours
Coolant Change Interval: 2,000 hours or 2 years
Differential Oil Change Interval: 1,000 hours
Air Cleaner Element Replacement: When indicator shows restriction
Fuel Filter Replacement: 500 hours
Tire Pressure: Maintain as specified for pneumatic tires
Mast Chain Adjustment: Check and adjust for proper tension
Lubrication Points: Chassis grease fittings and wheel bearings
Grease Type: Lithium complex NLGI No. 2
Recommended Engine Oil: API CF or higher diesel engine oil
Recommended Transmission Fluid: Caterpillar TO-4 or equivalent
Recommended Hydraulic Fluid: ISO VG 46 anti-wear hydraulic oil
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