The Chelsea 272NBHVP-B3RB or 272NBHVPB3RB is a 272 Series Hot Shift power take-off assembly built on a 6-bolt mounting pattern. Output is through a 1-1/4" round shaft with a 5/16" key. Shift options include pneumatic and PowerShift (pneumatic/hydraulic), with an integral air control valve included. The 272 Series carries an intermittent torque rating of 201-300 lb-ft (401-500 Nm) and a continuous torque rating of 300 lb-ft (407 Nm) - verify actual rating on the application page for your specific transmission. Compatible transmission manufacturers include Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, and RAM, among others. The 272 Series consolidates earlier Chelsea medium-duty hot shift PTO families into a single versatile platform suited for aerial, towing and recovery, construction, and water truck applications. Call us to confirm proper fit for your application.
Features
6-bolt mounting pattern for broad transmission compatibility
1-1/4" round output shaft with 5/16" key
Pneumatic and PowerShift (pneumatic/hydraulic) shift options
Integral air control valve included
Intermittent torque rating: 201-300 lb-ft (401-500 Nm)
Continuous torque rating: 300 lb-ft (407 Nm) - check application page for your specific rating
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) - check application pages for actual torque rating
- Mounting Type: 6-Bolt
- Output Shaft Type: 1-1/4" round shaft with 5/16" key
- Shift Type: Pneumatic, PowerShift (Pneumatic/Hydraulic)
- Output Power: 56+ HP (41-50 kW)
- Shaft Power at 500 RPM: 29 HP (21 kW); at 1000 RPM: 57 HP (43 kW)
- Compatible Transmissions: Allison, Eaton/Fuller, Ford, Aisin, Volvo/Mack, RAM, and other manufacturers
Additional Information
Parts Manual: Chelsea 272 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
