The Chelsea 660KSAHX-H5XD or 660KSAHXH5XD is a 660 Series Power Take-Off built for medium to heavy duty vocational work. It mounts on 6-bolt transmissions from Eaton/Fuller, Hino, Volvo/Mack, and other manufacturers, and shifts via wire/cable mechanical actuation. The output shaft is a 1-1/4" round with keyway. Intermittent torque capacity for the 660 Series reaches 375 lb-ft (508 Nm); check application pages for the actual rating at your specific configuration. Shaft power at the output runs 36 HP at 500 RPM, 71 HP at 1000 RPM, and 107 HP at 1500 RPM. Typical applications include dump trucks, aerial devices, service trucks, and snow and ice removal equipment. Call us to confirm proper fit for your transmission and application.
The Chelsea 660 Series is suited for aerial, construction, vocational, and municipal equipment applications including dump trucks, aerial devices, service trucks, and snow and ice removal. The series features tapered cone bearings on the output shaft and tapered bearings on the input shaft for greater load-bearing capability. Continuous operation is supported with a 30% de-rating. Twenty-six output options are available across the 660 Series, including multiple pump flange and shaft configurations.
Features
6-bolt mounting compatible with Eaton/Fuller, Hino, Volvo/Mack, and other transmission manufacturers
Wire/cable mechanical shift actuation
1-1/4" round output shaft with keyway
Intermittent torque capacity up to 375 lb-ft (508 Nm) for the 660 Series - verify actual rating for your application
Shaft power: 36 HP at 500 RPM, 71 HP at 1000 RPM, 107 HP at 1500 RPM
One-piece gears, cast iron bearing caps, and greaseable shaft options for extended service life
Tech Specs
- Intermittent Torque: 375 lb-ft / 508 Nm (check application pages for actual torque rating at your configuration)
- Shift Type: Wire/Cable, Mechanical
- Mounting Type: 6-Bolt
- Output Shaft Type: 1-1/4" Round with key
- Output Power: 56+ HP / 51+ kW
- Shaft Power: 36 HP (27 kW) at 500 RPM, 71 HP (53 kW) at 1000 RPM, 107 HP (80 kW) at 1500 RPM
- Compatible Transmission Manufacturers: Eaton/Fuller, Hino, Volvo/Mack, Other
Additional Information
The Chelsea 660 Series is suited for aerial, construction, vocational, and municipal equipment applications including dump trucks, aerial devices, service trucks, and snow and ice removal. The series features tapered cone bearings on the output shaft and tapered bearings on the input shaft for greater load-bearing capability. Continuous operation is supported with a 30% de-rating. Twenty-six output options are available across the 660 Series, including multiple pump flange and shaft configurations.
Parts Manual: Chelsea 660 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
