The Chelsea 221XEAHX-H3XD or 221XEAHXH3XD is a 6-bolt mounted Power Take-Off from the Chelsea 221 Series, a cast-iron-housing unit designed for low-speed, heavy-duty applications such as dump trucks, tow and recovery, and aerial equipment. The 221 Series delivers up to 250 lb-ft of intermittent torque and supports continuous operation with a 30% de-rating. Output options across the series include SAE A, SAE B, and SAE C pump flanges as well as driveline outputs. The series supports both wire/cable and mechanical shift, and offers a self-lube option for transmissions with restricted PTO lubrication. Compatible transmission manufacturers for this series include Allison, Eaton/Fuller, and Volvo/Mack. Call us to confirm proper fit for your application.
Features
Chelsea 221 Series PTO, part number 221XEAHX-H3XD or 221XEAHXH3XD
6-bolt mounting configuration
Up to 250 lb-ft (339 Nm) intermittent torque rating
Cast iron housing with tapered cone output shaft bearings for heavy load capacity
Supports continuous operation with 30% de-rating
Compatible with Allison, Eaton/Fuller, and Volvo/Mack transmissions
Suited for dump trucks, tow and recovery, and aerial equipment
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Wire/Cable or Mechanical
- Intermittent Torque: 250 lb-ft (339 Nm) - check application pages for actual torque ratings
- Output Power: 46-55 HP / 31-40 kW
- Shaft Power: 24 HP at 500 RPM, 48 HP at 1000 RPM
- Output Options (series): SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline
- Output Shaft Options (series): Round Shaft 1-1/4" - 5/16" Key; Tapered Shaft 1-1/4" w/ Keyway; SAE A 5/8" - 9T Pump Spline; SAE B 7/8" - 13T Pump Spline; SAE BB 1" - 15T Pump Spline; SAE C 1-1/4" - 14T Pump Spline
- Lubricant Options: Pressure Lube or No Pressure Lube
- Compatible Transmissions: Allison, Eaton/Fuller, Volvo/Mack
- Series Status: Obsolete (Parker Chelsea no longer lists this series as available)
