The Chelsea 272NBHVW-D5RK or 272NBHVWD5RK is a 6-bolt hot shift power take-off from the Chelsea 272 Series, designed for medium-duty applications where continuous torque is a priority. This unit features a 1-1/4" round output shaft with a 5/16" key and supports both pneumatic and PowerShift (pneumatic/hydraulic) engagement. Intermittent torque rating runs 201-300 lb-ft (401-500 Nm); continuous torque is rated to 300 lb-ft (407 Nm), verify actual ratings on the appropriate application page. Output power reaches 56+ HP (41-50 kW), with shaft power measured at 29 HP at 500 RPM and 57 HP at 1,000 RPM. Compatible transmissions include Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM. Call us to confirm fit for your specific transmission and application.
Features
6-bolt mounting configuration for medium-duty hot shift applications
1-1/4" round output shaft with 5/16" key
Pneumatic and PowerShift (pneumatic/hydraulic) shift options
Intermittent torque: 201-300 lb-ft (401-500 Nm)
Continuous torque rated to 300 lb-ft (407 Nm), confirm rating on application page
Compatible with Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM transmissions
Tech Specs
- Intermittent Torque: 201-300 lb-ft (401-500 Nm)
- Continuous Torque: 300 lb-ft / 407 Nm (verify on application pages for actual rating)
- Output Shaft Type: 1-1/4" Round with 5/16" Key
- Mounting Type: 6-Bolt
- Shift Type: Pneumatic, PowerShift (Pneumatic/Hydraulic)
- Output Power: 56+ HP (41-50 kW)
- Shaft Power: 29 HP (21 kW) at 500 RPM; 57 HP (43 kW) at 1,000 RPM
- Compatible Transmissions: Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
