The Chelsea 221RCAJP-V3RB or 221RCAJPV3RB is a 221 Series Power Take-Off (PTO) built on a cast iron housing with tapered cone output bearings for heavy load capacity. The 221 Series mounts via a 6-bolt pattern and is compatible with Allison, Eaton/Fuller, Volvo/Mack, and other transmission families. Shift options for this series include wire/cable and mechanical configurations. Output choices across the 221 Series span SAE A, SAE B, ISO 7652, and driveline flanges, with multiple output shaft types available. Intermittent torque rating for the series is 250 lb-ft (339 Nm); continuous operation is supported with a 30% de-rating. Call us to confirm proper fit and output configuration for your application.
Features
Chelsea 221 Series Power Take-Off, part number 221RCAJP-V3RB or 221RCAJPV3RB
6-bolt mounting pattern
Cast iron housing with tapered cone output shaft bearings
Intermittent torque rating: 250 lb-ft (339 Nm) series rating; check application data for this specific configuration
Compatible transmission families: Allison, Eaton/Fuller, Volvo/Mack, and others
Shift type options include wire/cable and mechanical
Continuous operation supported with 30% de-rating applied
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Wire/Cable or Mechanical
- Intermittent Torque (Series): 250 lb-ft / 339 Nm (verify actual rating for this configuration)
- Output Shaft Types: 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
- Output Flange Options: SAE A Pump Flange, SAE B Pump Flange, ISO 7652 Pump Flange, Driveline
- Output Power (Series): 46-55 HP / 31-40 kW
- Continuous Operation: Yes, with 30% de-rating
- Compatible Transmissions: Allison, Eaton/Fuller, Volvo/Mack, and others
- Housing Material: Cast Iron
- NMFC Code: 128520 (Hydraulic PTOs, Pumps, Motors, etc.)
