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YANMAR VIO20 VIO20-2 VIO20-3 Main Hydraulic Pump 172456-73100 172956-73100 172173-73100 OEM AP2D9LV1RS7 For Mini Excavator Parts

YANMAR VIO20 VIO20-2 VIO20-3 Main Hydraulic Pump 172456-73100 172956-73100 172173-73100 OEM AP2D9LV1RS7 For Mini Excavator Parts

Luogo di origine:

GIAPPONE

Marca:

Belparts

Certificazione:

2006/42/EC ISO9001

Numero di modello:

VIO20 VIO20-2 VIO20-3

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Dettagli del prodotto
Modello:
VIO20 VIO20-2 VIO20-3
Numero di parte:
172456-73100 172956-73100 172173-73100
Garanzia:
1 anno
Nome della parte:
pompa idraulica
Spedizione:
Marittimo/Aereo/Express DHL FEDEX UPS
Applicazione:
escavatore
tipo:
AP2D9LV1RS7
Qualità:
Produttori OEM
Termini di pagamento e di spedizione
Quantità di ordine minimo
1 pezzo
Prezzo
Negotiated price
Imballaggi particolari
Imballaggio in cassa di legno
Tempi di consegna
1~5 giorni
Termini di pagamento
T/T, garanzia commerciale, PayPal, L/C, D/P, D/A, Western Union, MoneyGram
Capacità di alimentazione
100 pezzi/mese
Descrizione di prodotto
172456-73100 172956-73100 172173-73100 AP2D9LV1RS7 Main Hydraulic Pump for Yanmar VIO20 VIO20-2 VIO20-3 Mini Excavator (Point-by-Point Layout)
1. OEM Part Number & Machine Compatibility
  • Original pump model: AP2D9LV1RS7 variable displacement piston pump assembly
  • Yanmar OEM part numbers: 172456-73100, 172956-73100, 172173-73100
  • Fully compatible mini excavator models: Yanmar VIO20, VIO20-2, VIO20-3
  • All three listed part numbers feature identical external mounting structure and internal hydraulic setup, allowing mutual replacement across these machine generations
2. Core Technical Specifications
  • Structure type: Integrated assembly of variable axial piston main pump and built-in pilot charge gear pump
  • Main pump displacement is matched to the original hydraulic system design of the VIO20 ultra-small excavator platform
  • Rated continuous working pressure follows factory system specifications, with preset maximum relief pressure to provide overload protection
  • Operating rotation speed range is precisely calibrated to match the rated speed of the original engine fitted on these excavators
  • Mounting bolt layout, input shaft spline size and hydraulic port positioning strictly comply with OEM dimensional standards
  • Pump housing is manufactured from ductile iron; internal pistons, valve plates and wear components use quenched alloy steel to boost wear resistance and extend operational lifespan
3. Internal Structure & Functional Introduction
  • Main piston pump produces high-pressure hydraulic oil to power boom, arm, bucket, travel and swing movements
  • Integrated pilot gear pump delivers steady pressurized oil for pilot control circuits and system makeup oil replenishment
  • Built-in power adjustment regulator modulates pump flow output automatically in response to load changes, preventing engine stall during heavy digging operations
  • Compact integrated design conserves installation space within the confined hydraulic compartment of micro mini excavators
4. Product Advantages
  • Exact 1:1 OEM outer casting dimensions, enabling plug-and-play installation with no alterations required to hydraulic piping or chassis mounting structure
  • Every finished unit undergoes full hydraulic bench inspection covering pressure stability, flow uniformity and internal leakage testing prior to shipment
  • Complete maintenance spare parts are kept in stock, including overhaul seal kits, piston assemblies, swash plates and valve plates for separate component replacement during repair work
  • Three interchangeable part numbers fit three machine variants, streamlining inventory planning for spare part suppliers and repair service shops
5. Packaging & Global Delivery Details
  • Input shaft and all hydraulic ports are coated with anti-rust grease and sealed with protective dust plugs
  • The entire pump is wrapped with moisture-proof plastic film and secured inside export-grade solid wooden crate to avoid collision and moisture damage during long-distance sea or air transportation
  • In-stock items can be dispatched within 3 to 5 working days after order confirmation
  • Multiple global shipping solutions are available: international air express, sea LCL/FCL bulk shipment and overland truck transportation for Southeast Asian markets
6. FAQ
  • Q: Can 172456-73100, 172956-73100 and 172173-73100 replace one another?
    A: Yes, all three part numbers correspond to the same AP2D9LV1RS7 pump assembly with matching installation dimensions and internal hydraulic parameters, suitable for cross fitting on all applicable Yanmar models.
  • Q: Is direct installation possible on VIO20, VIO20-2 and VIO20-3?
    A: Yes, unified mounting sizing and factory-calibrated hydraulic settings support direct bolt-on fitting for all three models with no additional modification or tuning needed.
  • Q: Are separate repair components available for this hydraulic pump?
    A: Corresponding full overhaul seal kits, piston shoe assemblies, valve plates, swash plates and standalone pilot gear pump spare parts are all available for partial overhaul and individual component replacement work.

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