The Chelsea 823 Series Power Take-Off, part number 823XJAKX-A3XS or 823XJAKXA3XS, is a heavy-duty, 8-bolt mount PTO built for high-torque applications including oil field service, logging, and pumper/cleaner trucks. It uses a lever/mechanical shift and delivers an intermittent torque rating of 500 lb-ft (678 Nm); continuous operation is supported with a 30% de-rating. The output shaft is a 1-1/2 in. 10-spline configuration paired with a 1410 series companion flange. Shaft power runs 48 HP at 500 RPM and 95 HP at 1000 RPM. The 823 Series fits transmissions from Eaton/Fuller, Allison, Volvo/Mack, and other manufacturers with an 8-bolt PTO aperture. Call us to confirm proper fit for your transmission and application.
Features
8-bolt mounting fits Eaton/Fuller, Allison, Volvo/Mack, and other compatible transmissions
Lever/mechanical shift with 500 lb-ft (678 Nm) intermittent torque rating
1-1/2 in. 10-spline output shaft with 1410 series companion flange
Shaft power: 48 HP at 500 RPM, 95 HP at 1000 RPM
Continuous operation capable with 30% de-rating
Direct-mount pump output; suited for oil field, logging, and pumper/cleaner truck applications
Tech Specs
- Intermittent Torque: 500 lb-ft (678 Nm) - Check Application Pages for Actual Torque Ratings
- Shift Type: Lever, Mechanical
- Output Power: 56+ HP (51+ kW)
- Transmission Manufacturer: Eaton/Fuller, Allison, Volvo/Mack, Other
- Output Shaft Type: 1-1/2 in. 10-Spline with 1410 Series Companion Flange
- Mounting Type: 8-Bolt
- Shaft Power: 48 HP (500 RPM), 95 HP (1000 RPM), 36 kW (500 RPM), 71 kW (1000 RPM)
- Continuous Operation: Yes, with 30% de-rating
Additional Information
Parts Manual: Chelsea 823 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
