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excavator hydraulic variable replacement piston pump assy

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excavator hydraulic variable replacement piston pump assy

  • Model:

    excavator
  • Material:

    varieties
  • Colors:

    natural
  • Warranty time:

    1 Year
  • Deliver time:

    2 weeks
  • Packing:

    wooden case
  • Product Details

excavator hydraulic variable replacement piston pump assy.

1. Material: varieties as following:Cylinder block: ZQSN10-1 Substrate: GCr15 Sleeve: brass
Bottom plate: bronze Piston: 9SiCr HRC60 Piston shoe: brass Retaining plate: 20CrMnTi, carburization HRC65
Swash plate: GCr15, HRC60 Thrust plate: 38CrMoAl, Nitrization, HRC68
Valve block: HT300 Spool: 42CrMo, HRC 55  Pump housing:HT300

2. Strict machining accuracy control:straightness,flatness, conical degree,concentricity, dimensional accuracy,
fit accuracy, assembly accuracy, roughness etc.to assure the final quality.
3. Product models:Caterpillar, Case, Komatsu, Hitachi, Kobelco,Sumitomo, Kato, Takeuchi, IHI, Kubota, Doosan,
Hyundai,Samsung, Volvo, Sany, Liugong, Yuchai,JCB, Liebherr, Terex, etc


Product overview & packing

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