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WPT® Power's Pilotless® Over-the-Shaft (OTS) Power Take-Off is engineered to meet the most demanding diesel engine applications. This design eliminates the pilot bearing while increasing side load capacity over competitive units. The OTS PTO features radial pneumatic or hydraulic actuation to be utilized for in-line or side load applications.
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Pilotless® Over-The-Shaft Power Take-Off (PTO) Clutches

Pilotless® 12-9/16 Inch (in) Dimension - A Over-the-Shaft Power Take-Off (PTO) Unit
Pilotless® Over-The-Shaft Power Take-Off (PTO) Clutches

Pilotless® 15-3/4 Inch (in) Dimension - A Over-the-Shaft Power Take-Off (PTO) Unit
Pilotless® Over-The-Shaft Power Take-Off (PTO) Clutches

Pilotless® 16-3/16 Inch (in) Dimension - A Over-the-Shaft Power Take-Off (PTO) Unit
Pilotless® Over-The-Shaft Power Take-Off (PTO) Clutches

Pilotless® 17-1/16 Inch (in) Dimension - A Over-the-Shaft Power Take-Off (PTO) Unit
Description N/A WPT® Power's Pilotless® Over-the-Shaft (OTS) Power Take-Off is engineered to meet the most demanding diesel engine applications. This design eliminates the pilot bearing while increasing side load capacity over competitive units. The OTS PTO features radial pneumatic or hydraulic actuation to be utilized for in-line or side load applications.
Brands N/A WPT®
SAE Housings N/A 2 3 N/A 2 3 N/A 0 1 N/A 0 1
Dimension - A N/A 12-9/16 in320.0 mm N/A 15-3/4 in400.8 mm N/A 16-3/16 in411.5 mm N/A 17-1/16 in433.1 mm
Output Shaft Dimension - B N/A 4-1/16 in102.6 mm N/A 8 in204.0 mm N/A 7-1/2 in191.8 mm N/A 7-1/2 in190.5 mm
Output Shaft Diameter N/A 2.500 in63.5 mm N/A 3.500 in88.9 mm N/A 3.500 in88.9 mm N/A 3.938 in100.01 mm
Output Shaft Keyway Size N/A 5/8 x 5/16 in N/A 7/8 x 7/16 in N/A 7/8 x 7/16 in N/A 1 x 1/2 in
Dimension - C N/A 4 1/4 in108 mm N/A 3 11/16 in94.2 mm N/A 4 5/16 in110.2 mm N/A 3 7/8 in99.6 mm
Dimension - D N/A 6-3/4 in171.5 mm N/A 7-3/4 in196.9 mm N/A 7-3/4 in196.9 mm N/A 8-1/4 in209.6 mm
Number of Teeth N/A 72 N/A 72 N/A 59 N/A 59
Weight N/A 218 lb99 kg N/A 343 lb156 kg N/A 407 lb185 kg N/A 470 lb213 kg
Speed N/A 2100 rpm2300 rpm2500 rpm N/A 2100 rpm2300 rpm2500 rpm N/A 1800 rpm2100 rpm2300 rpm N/A 1800 rpm2100 rpm2300 rpm
Distance - X N/A 14 in356 mm N/A 19 in483 mm N/A 20 in508 mm N/A 22 in559 mm
Allowable Sideload at 14 Inch (in) Distance - X and 2100 Rotation Per Minute (rpm) Speed N/A 4750 lb2160 kg N/A N/A N/A
Allowable Sideload at 14 Inch (in) Distance - X and 2300 Rotation Per Minute (rpm) Speed N/A 4630 lb2100 kg N/A N/A N/A
Allowable Sideload at 14 Inch (in) Distance - X and 2500 Rotation Per Minute (rpm) Speed N/A 4510 lb2050 kg N/A N/A N/A
Allowable Sideload at 19 Inch (in) Distance - X and 2100 Rotation Per Minute (rpm) Speed N/A N/A 3670 lb1660 kg N/A N/A
Allowable Sideload at 19 Inch (in) Distance - X and 2300 Rotation Per Minute (rpm) Speed N/A N/A 3570 lb1620 kg N/A N/A
Allowable Sideload at 19 Inch (in) Distance - X and 2500 Rotation Per Minute (rpm) Speed N/A N/A 3480 lb1580 kg N/A N/A
Allowable Sideload at 20 Inch (in) Distance - X and 1800 Rotation Per Minute (rpm) Speed N/A N/A N/A 3890 lb1770 kg N/A
Allowable Sideload at 20 Inch (in) Distance - X and 2100 Rotation Per Minute (rpm) Speed N/A N/A N/A 3720 lb1690 kg N/A
Allowable Sideload at 20 Inch (in) Distance - X and 2300 Rotation Per Minute (rpm) Speed N/A N/A N/A 3620 lb1640 kg N/A
Allowable Sideload at 22 Inch (in) Distance - X and 1800 Rotation Per Minute (rpm) Speed N/A N/A N/A N/A 4040 lb1830 kg
Allowable Sideload at 22 Inch (in) Distance - X and 2100 Rotation Per Minute (rpm) Speed N/A N/A N/A N/A 3850 lb1750 kg
Allowable Sideload at 22 Inch (in) Distance - X and 2300 Rotation Per Minute (rpm) Speed N/A N/A N/A N/A 3750 lb1700 kg
Maximum Input Torque at 100 Pounds Per Square Inch (lb/in²) (7 Bar) Pressure N/A 810 lb·ft1100 N·m N/A 1250 lb·ft1700 N·m N/A 740 lb·ft1000 N·m N/A 1360 lb·ft1500 N·m
Maximum Input Torque at 200 Pounds Per Square Inch (lb/in²) (14 Bar) Pressure N/A 1770 lb·ft2400 N·m N/A 2580 lb·ft3500 N·m N/A 1860 lb·ft2525 N·m N/A 2780 lb·ft3770 N·m
Maximum Speed N/A 2500 rpm N/A 2500 rpm N/A 2300 rpm N/A 2300 rpm
Features N/A
  • Dual spherical roller main bearing design, increases side load capacity.
  • Self-Adjusting clutch.
  • No direct loading to engine crankshaft which increases life of engine main bearings.
  • Time savings for assembly since no pilot bearing alignment required.
  • For in-line or side load applications.
  • Hydraulic or pneumatic actuation.
  • Radial input for actuation fluid
  • Self-adjusting hydraulic or pneumatic clutch pack
  • Compatible with the WPT® HPU hydraulic starting option
  • Standard, HD Molded, and HD Laminated friction options
Note N/A Support plate is required for sideload applications and recommended for inline applications.

Contact WPT® Applications Engineering for assistance on higher capacity or speed rating questions.