The Chelsea 442XFAHX-H3RK is a 442 Series Power Take-Off built for 6-bolt transmission applications. The cast iron housing and tapered cone bearings on the output shaft give this series its class-leading torque rating and long service life. The 442 Series covers 36 output configurations, eleven internal speed ratios, and ten shift options, including wire/cable and mechanical shift types. Output is through a round shaft with a 1-1/4-inch key. The series is suited for tow trucks, service trucks, dump trucks, and aerial trucks. Pro Gear and Transmission is your source for genuine Chelsea PTO units.
Features
6-bolt mounting for broad transmission compatibility
Cast iron housing with tapered cone bearings on the output shaft
Round shaft output with 1-1/4-inch key
Wire/cable or mechanical shift type
36 output configurations and eleven internal speed ratios
Rotatable output flanges for improved clearance
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Wire/Cable or Mechanical
- Output Shaft Type: Round Shaft with 1-1/4-inch Key
- Output Configurations: 36
- Internal Speed Ratios: 11
- Shift Options: 10
- Series Intermittent Torque: 201-300 lb-ft (250 lb-ft typical; verify application pages for actual rating)
- Series Output Power: 46-55 HP
- Series Shaft Power: 24 HP at 500 RPM, 48 HP at 1000 RPM
- Housing Material: Cast Iron
- Lubricant Type: No Pressure Lube (X designation)
Additional Information
The 442 Series is documented under Parker Chelsea publication 442 Series Parts List HY25-2442-M1_US and the Chelsea Service Manual HY25-6442-M1/US. Output option RK is further detailed in Parker publication PTO-PNI-275, which covers RK and RJ output options. The series owner's manual also covers the 340, 348, 447, 489, 660, 680, 823, 863, and 880 Series.Parts Manual: Chelsea 442 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
