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Excavator Hydraulic Spare Parts

705-56-36051 Gear Pump Assembly for Komatsu WA320-6 WA320PZ-6

OEM / reference705-56-36051
SpecificationHydraulic Transmission-Charging Pump
Catalog ID51240256

Multi-section hydraulic gear-pump assembly identified by part number 705-56-36051 for Komatsu WA320-6 and WA320PZ-6 wheel loaders. Catalog descriptions record the SAR90+32+SB18 configuration. Confirm the original number, section stack, shaft, flange, ports and loader serial range.

Product Type
Multi-section hydraulic gear pump assembly
Published Configuration
SAR90+32+SB18 family
Condition
New replacement part

Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.

Part-number relationships

RelationshipReference familyNumber
Primary Part NumberWA320-6 hydraulic charging pump705-56-36051
Related Previous-Generation ReferenceWA320-5 records; interchange not proven705-56-36050

Product fitment guide

Part numbers and compatible models

Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.

Part identification

Reference numbers

Primary number
  • 705-56-36051
Related assembly
  • 705-56-36050

Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.

Product summary

Hydraulic Transmission-Charging Pump

Category
Excavator Hydraulic Spare Parts
Catalog ID
51240256
Photo views
5

Before ordering

Confirm these details

  • Match the complete part number on the original component.
  • Compare connectors, mounting points and visible dimensions with the product photos.
  • Confirm the exact machine or engine model and serial range before ordering.

Machine fitment

Compatible model references

3 model references

  • Catalog-supported loaders: Komatsu WA320-6 / WA320PZ-6
  • Related model-generation record: WA320-5 references may use 705-56-36050; verify before substitution
  • Fitment limitation: Confirm original number, section stack, shaft, flange, ports and serial range

Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.

Quick fitment answers

Common questions about 705-56-36051

Which machines use 705-56-36051?

Recorded compatible model references include Catalog-supported loaders: Komatsu WA320-6 / WA320PZ-6, Related model-generation record: WA320-5 references may use 705-56-36050; verify before substitution, Fitment limitation: Confirm original number, section stack, shaft, flange, ports and serial range. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 705-56-36051?

Related assembly numbers (not direct interchanges): 705-56-36050.

How do I confirm 705-56-36051 before ordering?

Match the complete part number on the original component. Compare connectors, mounting points and visible dimensions with the product photos. Confirm the exact machine or engine model and serial range before ordering. Send clear photos of the original unit and connector layout when requesting a quote.

Continue comparing verified references from the same system.

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