D 149283 MAIN PUMP (CNH)

The D 149283 Main Hydraulic Pump (CNH Genuine) is an original OEM hydraulic pump designed and manufactured by CNH for Case backhoe loaders. This main pump supplies the essential hydraulic pressure needed to power loader arms, backhoe boom and dipper, bucket, stabilizers, and steering functions.

As a CNH Genuine part, this pump delivers precise hydraulic control, durability, and performance that meets strict factory specifications — ensuring peak productivity and long-term reliability.

Key Features

• Original Genuine CNH OEM Pump — highest fit, form, and function

• Delivers stable and consistent hydraulic pressure

• Designed for full hydraulic system support

• Precision-engineered internal components reduce wear

• Built for heavy-duty and continuous operations

• Ready for direct replacement (no modification needed)

Function & Importance

A properly functioning main pump ensures:

• Smooth and responsive loader & backhoe operation

• Stable hydraulic pressure under load

• Reduced stress on valves and cylinders

• Improved machine productivity and safety

 Common Symptoms of a Faulty Main Hydraulic Pump

• Weak/slow hydraulic movement

• Loss of hydraulic power under load

• Noisy pump (whining or grinding)

• Overheating hydraulic oil

• Uneven machine response
   

  Category: Equipment Hydraulic System
  
  Condition: New OEM Genuine Part

  Compatible Models:

• Case 580 K Series 3

• Case 580 Super K

Tip: Inspect hydraulic oil, filters, and lines before replacement — but replace the pump promptly when symptoms persist to avoid further system damage.

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• Case 580 K Series 3

• Case 580 Super K

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