The Chelsea 272 Series power take-off assembly, part number 272LSFNX-P5RK or 272LSFNXP5RK, is a 6-bolt medium-duty hot shift PTO built for continuous-duty service. The 272 Series supports up to 300 lb-ft of intermittent torque and is available with hydraulic or pneumatic shift, making it one of the most adaptable PTOs in its class. This series features an integral air control valve, rotatable flanges, and the pressure lube configuration indicated by the "P" designation in the part number. Typical applications include aerial equipment, towing and recovery, construction machinery, and water trucks. Call us to confirm proper fit for your specific transmission and application.
Features
Chelsea 272 Series 6-bolt mounting configuration
Hot shift design with hydraulic or pneumatic shift options
Integral air control valve included
Up to 300 lb-ft intermittent torque capacity
Pressure lube configuration ("P" designation)
Rotatable flanges for flexible installation
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Hot Shift - Hydraulic or Pneumatic
- Intermittent Torque: 201 to 300 lb-ft (401 to 500 Nm)
- Output Power: 56+ HP (41 to 50 kW)
- Lubrication: Pressure Lube
- Output Shaft Type: Round Shaft (1 in. - 1/4 in. Key) or Round Shaft (1-1/4 in. - 5/16 in. Key)
- Applications: Aerial, Construction Equipment, Towing and Recovery, Water Trucks
Additional Information
The Chelsea 272 Series consolidates multiple prior PTO series - including the 230, 231, 236, 238, 270, and 271 - into a single medium-duty platform. The series offers nine speed ratios and eighteen shift options, giving fleet and equipment operators broad flexibility in matching PTO output to specific hydraulic or mechanical requirements. The Wet-Spline option (where applicable) extends PTO and pump shaft service life. Smart-Start capability is available on driveshaft output configurations for high-torque start-up conditions. Part number SP272LSFNX-P5RK is also used as a reference number for this assembly.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
