Komatsu WA380-3MC Wheel Loader Hydraulic Pump - Switch Pump Parts
Komatsu WA380-3MC hydraulic pump - switch pump parts for machine serial A51001-UP. View this configuration's diagram, part numbers, quantities and options; shop or request a quote.
Catalog configuration: Service Kit And Component Parts / Hydraulic Pump - Switch Pump.
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Aftermarket parts reference illustration · Click to enlarge. Actual supplied parts may differ.
Assembly parts
Showing all 20 part occurrences
Select any parts and adjust quantities. Store products go to your cart; parts without a store match go into a quote request. Each button handles only its matching selections.
| Line | Part number | Description | Qty | Order qty | Purchase options | |
|---|---|---|---|---|---|---|
| 0 | PUMP ASSEMBLY, HYDRAULICSN: A51001-UP-UP | 1 | Request quote | |||
| 1 | PUMP ASSEMBLY, SWITCHSN: A51001-UP-UP | 1 | Request quote | |||
| 1 | BRACKETSN: A51001-UP-UP | 1 | Request quote | |||
| 3 | BUSHINGSN: A51001-UP-UP | 2 | Request quote | |||
| 2 | CASE, GEARSN: A51001-UP-UP | 1 | Request quote | |||
| 3 | CARRIERSN: A51001-UP-UP | 1 | Request quote | |||
| 6 | BUSHINGSN: A51001-UP-UP | 2 | Request quote | |||
| 4 | GEAR, DRIVESN: A51001-UP-UP | 1 | Request quote | |||
| 5 | GEAR, DRIVENSN: A51001-UP-UP | 1 | Request quote | |||
| 6 | PLATE, SIDESN: A51001-UP-UP | 2 | Request quote | |||
| 7 | RING, BACK-UPSN: A51001-UP-UP | 2 | Request quote | |||
| 8 | SEALSN: A51001-UP-UP | 2 | Request quote | |||
| 9 | O-RINGSN: A51001-UP-UP | 2 | Request quote | |||
| 10 | PIN, DOWELSN: A51001-UP-UP | 4 | Request quote | |||
| 11 | BOLTSN: A51001-UP-UP | 4 | Request quote | |||
| 12 | WASHERSN: A51001-UP-UP | 4 | Request quote | |||
| 13 | PLATESN: A51001-UP-UP | 1 | View product ↗ | |||
| 14 | SEAL, OILSN: A51001-UP-UP | 1 | View product ↗ | |||
| 15 | RING, SNAPSN: A51001-UP-UP | 1 | View product ↗ | |||
| 16 | COUPLINGSN: A51001-UP-UP | 1 | Request quote |
Repeated parts remain separate. Source order is retained; diagram callout mapping has not yet been verified.
Assembly notes
Using Komatsu WA380-3MC Wheel Loader Hydraulic Pump - Switch Pump Parts
Use the Komatsu WA380-3MC Wheel Loader Hydraulic Pump - Switch Pump Parts listing to identify aftermarket replacement parts within the service kit and component parts section. This wheel loader application is listed for machine serial A51001-UP; the diagram and parts table retain the selected configuration and its source notes.
The parts table contains 20 listed part occurrences, including pump assembly, hydraulic (reference 705-55-34181), pump assembly, switch (reference 705-21-40021) and bracket (reference NSS). Read any option and reference notes beside these entries before choosing a replacement; repeated references may represent separate positions in the source list.
Use the section and assembly descriptions together with the stated machine application. Preserve location, option and revision notes shown beside each part number when selecting a replacement or preparing a quote.
Catalog quantities describe the illustrated assembly. Adjust the order quantity to what you need, select the relevant rows, and use Add selected to cart for verified store matches or Add selected to quote for quote items. The diagram alone does not establish current stock or part interchangeability.