TF0240EW460AAA TK0630K5640AAA TL0170US031AAAA Parker Torqmotor High Torque Orbital Motor

Product Overview

The TF0240EW460AAA, TK0630K5640AAA, and TL0170US031AAAA are Parker Torqmotor series low-speed high-torque (LSHT) orbital hydraulic motors. Featuring roller-vane rotor sets and zero-leak commutation valves, they deliver high volumetric efficiency and smooth low-speed operation. These motors are fully interchangeable with genuine Parker units and undergo 100% simulated operating condition testing, ensuring reliable performance under high pressure, high side-load, and continuous duty. Precision manufacturing and heavy-duty bearing configurations make them ideal for demanding mobile and industrial applications.

Technical Specifications 

• Model: TF0240EW460AAA
  • Displacement: 238 cm³/rev (approx. 14.5 in³/rev)
  • Continuous differential pressure: 138 bar (2000 psi)
  • Intermittent/peak differential pressure: 207 bar (3000 psi)
  • Maximum continuous speed: approx. 320–394 rpm (flow-dependent)
  • Maximum continuous torque: approx. 427–430 Nm
  • Maximum intermittent torque: approx. 670 Nm
  • Maximum continuous flow: approx. 76 L/min (20 gpm)
  • Control type: Fixed-displacement gerotor, standard rotation
  • Approximate weight: 14.7–15 kg
• Model: TK0630K5640AAA
  • Displacement: 630 cm³/rev (38.4 in³/rev)
  • Continuous differential pressure: 207 bar (3000 psi)
  • Intermittent/peak differential pressure: 224 bar (3250 psi)
  • Maximum continuous speed: approx. 237 rpm
  • Maximum continuous torque: approx. 1617 Nm
  • Maximum intermittent torque: approx. 1716 Nm
  • Maximum continuous flow: 114 L/min (30 gpm)
  • Control type: Fixed-displacement gerotor with heavy-duty 60:40 spline geometry, standard rotation
  • Approximate weight: 35–36.5 kg
• Model: TL0170US031AAAA
  • Displacement: 169 cm³/rev (10.3 in³/rev)
  • Continuous differential pressure: 190 bar (2750 psi)
  • Intermittent/peak differential pressure: 241 bar (3500 psi)
  • Maximum continuous speed: approx. 512 rpm range
  • Maximum continuous torque: approx. 449 Nm
  • Control type: Fixed-displacement gerotor, wheel-mount version, standard rotation
  • Approximate weight: 12.2 kg

(Note: Exact shaft, flange, and port configurations depend on the full model code. Data based on typical values from Parker official technical literature.)

Key Technical Advantages

• Roller-vane rotor set combined with zero-leak commutation valve delivers consistently high volumetric efficiency and exceptionally smooth low-speed performance throughout the motor’s service life.
• Patented high-pressure shaft seal withstands full system pressure, eliminating the need for a case drain line and simplifying system plumbing.
• Continuous oil-flow lubrication across internal splines plus robust 60:40 spline geometry provide superior side-load capacity and extended powertrain life.
• Full drop-in interchangeability with genuine Parker Torqmotors plus 100% simulated duty-cycle testing ensure reliable performance in high-pressure, high-flow, and heavy-duty applications while reducing OEM warranty and field maintenance costs.

Application Areas

Vehicle propulsion and drive axles, winches and hoists, auger and trencher drives, forestry and agricultural machinery (harvesters, chippers), material handling and conveyor systems, snow removal equipment, and a wide range of medium- to heavy-duty mobile and stationary hydraulic applications.

Expert Maintenance Tips

Verify system cleanliness and oil viscosity (mineral oil recommended; follow Parker viscosity guidelines) before installation. Ramp pressure gradually on start-up to avoid dry running. Periodically inspect shaft seals and monitor side-load conditions; keep internal spline lubrication paths clear. When replacing, use verified genuine or fully interchangeable units to ensure exact port and mounting flange match. Limit intermittent operation to no more than 10% of each minute of continuous duty.