The Chelsea 660 Series Power Take-Off Assembly, part number 660KSAHX-A3XD or 660KSAHXA3XD, is a 6-bolt PTO designed for medium- to heavy-duty applications on Eaton/Fuller, Volvo/Mack, Hino, and other compatible manual transmissions. The 660 Series delivers intermittent torque up to 375 lb-ft (508 Nm) and output power of 56+ HP (51+ kW). Shaft power is rated at 36 HP at 500 RPM, 71 HP at 1,000 RPM, and 107 HP at 1,500 RPM. This unit ships with a 1-1/4" round output shaft with key and uses a wire/cable mechanical shift. Cast iron bearing caps and tapered cone bearings on the output shaft contribute to its load capacity and service life. Common vocational uses include dump trucks, aerial devices, service trucks, and snow and ice removal equipment. Call us to confirm proper fit for your application.
Features
6-bolt mounting for compatibility with Eaton/Fuller, Volvo/Mack, Hino, and other manual transmissions
Intermittent torque capacity up to 375 lb-ft (508 Nm) - verify actual rating on Chelsea application pages
Wire/cable mechanical shift type
1-1/4" round output shaft with key
Cast iron bearing caps and tapered cone bearings on input and output shafts for greater load-bearing capability
One-piece gears for higher torque; greaseable shaft options available
Tech Specs
- Intermittent Torque: 375 lb-ft / 508 Nm (check Chelsea application pages for actual torque ratings)
- Shift Type: Wire/Cable, Mechanical
- Output Power: 56+ HP / 51+ kW
- Transmission Manufacturer Compatibility: Eaton/Fuller, Volvo/Mack, Hino, Other
- Output Shaft Type: 1-1/4" Round with Key
- Mounting Type: 6-Bolt
- Shaft Power: 36 HP (500 RPM) / 71 HP (1,000 RPM) / 107 HP (1,500 RPM)
- Shaft Power (kW): 27 kW (500 RPM) / 53 kW (1,000 RPM) / 80 kW (1,500 RPM)
- Continuous Operation: Yes, with 30% de-rating
Additional Information
