The Chelsea 221 Series Power Take-Off, part number 221XEAHX-C5AK or 221XEAHXC5AK, is a heavy-duty PTO assembly built around a cast iron housing with tapered cone output shaft bearings. The 221 Series carries an intermittent torque rating of 250 lb-ft (339 Nm) and a 6-bolt mounting configuration. Output options within the series span SAE A, SAE B, and SAE C pump flanges, driveline outputs, and multiple shaft styles including round and tapered configurations. Shift options include wire/cable and mechanical types. Compatible transmission manufacturers for the 221 Series include Allison, Eaton/Fuller, and Volvo/Mack. The series is suited to low-speed, heavy-duty vocational applications such as dump trucks, tow and recovery, and aerial equipment. Call us to confirm proper fit for your application.
Features
Chelsea 221 Series Power Take-Off assembly
6-bolt mounting configuration
Intermittent torque rating: 250 lb-ft (339 Nm) per series specification
Cast iron housing with tapered cone output shaft bearings
Shift options include wire/cable and mechanical types
Compatible with Allison, Eaton/Fuller, and Volvo/Mack transmissions
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Wire/Cable or Mechanical
- Intermittent Torque (Series): 250 lb-ft / 339 Nm
- Output Power (Series): 46-55 HP / 31-40 kW
- Shaft Power (Series): 24 HP at 500 RPM, 48 HP at 1000 RPM
- Output Types Available: SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline
- Output Shaft Options: Round Shaft (1-1/4 in. with 5/16 in. key), Tapered Shaft (1-1/4 in. with keyway), SAE A (5/8 in. - 9T), SAE B (7/8 in. - 13T), SAE BB (1 in. - 15T), SAE C (1-1/4 in. - 14T)
- Compatible Transmissions: Allison, Eaton/Fuller, Volvo/Mack
- Housing: Cast Iron
- Dimensions (H x W x L): 8 in. x 10 in. x 14 in.
