buy Original New Excavator 390D Main Pump E390D Hydraulic Pump 3349990 334-9990

• Applicable Models: Caterpillar E395, E395GC Hydraulic Excavators
• Assembly Part Name: Main Hydraulic Pump
• OEM Part Numbers: 593-3841, 5933841
• Pump Model: K7V280DTP (Kawasaki-manufactured axial piston pump optimized for heavy-duty excavators)

Key Technical Parameters

• Desplazamiento:
  • 280 cm³/rev (directly indicated by the “280” in the model designation, consistent with Kawasaki’s K7V series global.kawasaki.com)
• Pressure Ratings:
  • Presión nominal: 350 bar (35,000 kPa / 5,076 psi) global.kawasaki.com
  • Peak Pressure: 400 bar (40,000 kPa / 5,800 psi) for short-term overloads global.kawasaki.com
• Flow Capacity:
  • Maximum Flow Rate: 400–450 L/min (106–119 gal/min) at 1,800 rpm