The Chelsea 442XSESX-W5RK or 442XSESXW5RK is a 442 Series Power Take-Off built for 6-bolt transmission applications. The 442 Series uses a cast iron housing with tapered cone bearings on the output shaft, a combination that contributes to the series' intermittent torque rating of 250 lb-ft (339 Nm) and output power range of 46 to 55 HP. This unit shifts via wire or cable mechanical actuation and mounts to any compatible 6-bolt transmission face. The 1-1/4" round output shaft with keyway is greaseable for extended service life. Rotatable output flanges allow clearance adjustments to suit tight installations. Suited for service trucks, dump trucks, tow trucks, and light-to-medium duty vocational equipment. Call us to confirm proper fit for your specific transmission.
Features
6-bolt mounting face for broad transmission compatibility
Wire/cable mechanical shift actuation
Cast iron housing with tapered cone bearings on the output shaft
1-1/4" round output shaft with keyway, greaseable for extended life
Intermittent torque rating of 250 lb-ft (339 Nm) series-rated
Rotatable output flange for improved installation clearance
Tech Specs
- Mounting Type: 6-Bolt
- Shift Type: Wire/Cable, Mechanical
- Output Shaft Type: Round Shaft with 1-1/4" Key
- Intermittent Torque (Series): 250 lb-ft / 339 Nm
- Output Power (Series): 46-55 HP / 31-40 kW
- Shaft Power: 24 HP at 500 RPM, 48 HP at 1000 RPM
- Housing Material: Cast Iron
- Dimensions (H x W x L): 8.38 in. x 10.38 in. x 14.25 in.
Additional Information
The Chelsea 442 Series is engineered for light-to-medium duty vocational applications including service trucks, dump trucks, towing and recovery trucks, and small aerial units. The 442 Series offers eleven internal speed ratios and multiple output configurations, including Chelsea's 360-degree rotatable flange option. This part is cross-referenced under the vendor part number SP442XSESX-W5RK. Parker Chelsea document PTO-PNI-275 covers the RK output option specific to this configuration. The 442 Series Owner's Manual (HY25-6442-M1/US) and Parts List (HY25-2442-M1_US) are available from Parker Chelsea for detailed service and application guidance.Parts Manual: Chelsea 442 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
