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T Series Low Speed High Torque Geroler® Element Spool Motor with Parking Brake

Item #100161691
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Product details

  • T Series w/Parking Brake Hydraulic Motor
  • Standard-Duty
  • 4-Bolt Flange w/1 3/4" Pilot x 3 1/4" BC
  • 1" Shaft, Straight w/Woodruff Key
  • 11.9 in3/rev


  • T series motor with parking brake utilizes brake pads that rotate at six times the speed of the output shaft, thereby giving the brake a 6:1 mechanical advantage.


  • Anywhere load holding is needed in a low speed high torque drive system
  • Truck-mounted equipment
  • Conveyors
  • Marine cranes
  • Fishing winches
  • Mining equipment
  • Agricultural equipment
  • Railroad equipment
  • Airport support vehicles
  • Lawn and turf equipment


  • Integrated, compact, patented design
  • Capability of combining four inventory items into a single assembly (motor, brake, counter-balance valve, brake release line)
  • Rear-mounted integrated brake with 6:1 torque advantage
  • Access port for manual brake release (for over-riding brake in the event of loss of release pressure)


  • Special attention should be given to system back pressure. System back pressure directly affects brake release pressure and can cause the brake to release at undesired conditions.


Series T Series w/Parking Brake
Duty Standard-Duty
Mount Type 4 Bolt, 1.75 in Pilot
Shaft Size & Type 1 in Straight w/Woodruff Key
Port Size Manifold, 5/16-18 UNC Threads
Port Type Manifold
Port Location Side Port
Motor Element Geroler
Seal Material Buna-N
Displacement (in³/rev) 11.9
Special Features None
Case Drain N/A
Motor Type Spool Valve
Rotation Standard Rotation
Paint/Packaging Low Gloss Black, Individual Box
Bolt Circle Dia. 3 1/4 in
Output Torque at Rated PSI (inch/pounds) 3178 in lb
Maximum Speed 287 rpm @ 15 gal/min
Pilot Diameter 1 3/4 in
Mounting Holes 3/8-16
Inlet Pressure [MAX] 2500 psi
Flange Orientation Standard
Splines 0
Paint Code A
Special Features Hardware Code 00
Shaft Size 1 in
Port Code C
Mounting Type Code B
Special Features Assembly Code 0
Shaft Type Straight w/ Woodruff Key
Corrosion Resistant No
Output Shaft Code 01
Weight 13.69 LB

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