IRA Hydraulic Pump Technical support and service

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The details of Sumitomo Hydraulic Internal Gear Pump

  • NNU4956-S-K-M-SP
  • 280x380x100
  • 280
  • 380
  • 100
  • 280 mm
  • 380 mm
  • 100 mm
  • 345,6 mm
  • 370 mm
  • 290 mm
  • 312 mm
  • 2 mm
  • 2,1 mm
  • 4 mm / Axial displacement facility from central position
  • 32,3 kg / Weight
  • 765000 N / Dynamic load rating (radial)
  • 1800000 N / Static load rating (radial)
  • 1900 1/min / Limiting speed for grease lubrication
  • 2400 1/min / Limiting speed for minimal quantity oil lubrication
  • 225000 N / Fatigue limit load, radial

IRA Hydraulic Pump Technical support and service specialize in the operation of a variety of well-known brands of pumps, valves and spare parts.
such as Rexroth,Yuken,Daikin,Vickers,Dension,Parker,Sumitomo,Tokimec,Nachi,Atos,Komatsu,Kawaski etc.
The following is our comprehensive range:
1.Pistion pump
2.Vane Pump
3.Oil pump
4.Gear pump

If you have any inquiries,please ask me frankly.

Contact Us

IRA Hydraulic Pump Technical support and service
AddressNo.1875 East Changjiang Road, New District, Wuxi, Jiangsu,China
Phone(Working Time)86-510-85310167
Fax