The Chelsea 272NCAJP-K5RK is a 6-bolt hot shift Power Take-Off from the Chelsea 272 Series, designed for medium-duty applications in aerial, construction, towing and recovery, and water truck service. The 272 Series supports up to 300 lb-ft of intermittent torque and delivers 56+ HP output. Shift options include pneumatic and hydraulic, and the unit comes with an integral air control valve. The series consolidates the 230, 231, 236, 238, 270, and 271 Series into a single versatile platform with nine speed ratios and 18 shift configurations. Rotatable flanges and direct-mount or driveshaft output options add installation flexibility. Available from Pro Gear and Transmission.
Features
6-Bolt mounting, hot shift design compatible with pneumatic or hydraulic engagement
Intermittent torque capacity up to 300 lb-ft (401-500 Nm); 56+ HP output
Integral air control valve included
Nine speed ratios and 18 shift configurations
Rotatable flanges for flexible installation
Smart-Start option available for high-torque start-up conditions; Wet-Spline option available for extended PTO and pump shaft life
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic or Hydraulic
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Output Power: 56+ HP (41-50 kW)
- Output Shaft Type: Round Shaft (1 in. with 1/4 in. key) or Round Shaft (1-1/4 in. with 5/16 in. key)
- Speed Ratios: 9 available
- Shift Configurations: 18 available
- Lubricant Options: No Pressure Lube, Pressure Lube, or Wet Spline
Additional Information
The Chelsea 272 Series consolidates six prior PTO series (230, 231, 236, 238, 270, and 271) into a single medium-duty hot shift platform. It is suited for aerial lift, construction equipment, towing and recovery, water trucks, material handling, and defense applications. The Smart-Start option is available for high-torque engagement conditions, and the Wet-Spline option reduces wear on the PTO and pump shaft during direct-mount use. Part number 272NCAJP-K5RK is also referenced as SP272NCAJP-K5RK.Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
