The Chelsea 823XJAHW-A3XU is an 823 Series Power Take-Off built for high-torque applications including oil field, logging, and pumper cleaner trucks. The 823 Series mounts via an 8-bolt PTO aperture and fits automatic and manual transmissions from Allison, Eaton/Fuller, Volvo/Mack, Daimler/Detroit, and others. It features a mechanical lever shift and offers SAE C pump flange and driveline output types, including an SAE C 1-1/4 in. 14-tooth pump spline and a 1410 Series companion flange as standard. The series carries an intermittent torque rating of 401-500 lb-ft and supports continuous operation with a 30% de-rating. Output shaft options include SAE C, 1410 Series companion flange, DIN 120, and DIN 100. Available at Pro Gear and Transmission.
Features
8-bolt mounting for automatic and manual transmissions including Allison, Eaton/Fuller, Volvo/Mack, and Daimler/Detroit
Mechanical lever shift with air shift also available in the 823 Series
SAE C pump flange and driveline output; 1410 Series companion flange standard
SAE C (1-1/4 in. - 14T) pump spline output shaft
Intermittent torque rating of 401-500 lb-ft; continuous operation supported with 30% de-rating
Designed for oil field, logging, mining, and pumper cleaner truck service
Tech Specs
- Series: Chelsea 823 Series
- Mounting Type: 8-Bolt
- Shift Type: Mechanical Lever
- Output Type: SAE C Pump Flange, Driveline
- Output Shaft Type: SAE C (1-1/4 in. - 14T) Pump Spline; 1410 Series Companion Flange; DIN 120; DIN 100
- Intermittent Torque: 401-500 lb-ft (501+ Nm)
- Continuous Operation: Yes, with 30% de-rating
- Output Power: 56+ HP (51+ kW)
- Shaft Power: 48 HP at 500 RPM; 95 HP at 1000 RPM
- Compatible Transmissions: Allison, Eaton/Fuller, Volvo/Mack, Daimler/Detroit, Other
- Lubricant Options: Pressure Lube, No Pressure Lube, Wet Spline
Additional Information
The Chelsea 823 Series is suited for the most demanding truck-mounted equipment. Markets served include oil and gas, mobile equipment, and forestry. Typical applications are oil field rigs, logging equipment, mining machinery, and pumper cleaner trucks. The 823 Series features a cast iron housing and tapered cone bearings on the output shaft for high load-bearing capability. Seven internal speed ratios are available across the series. Parker Chelsea documents available for this series include the 823 Series Parts List, the 823 Series Sales Literature, and the Chelsea PTO General Information Catalog.Parts Manual: Chelsea 823 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
