Komatsu WA380-3 Wheel Loader Water Pump Parts
Komatsu WA380-3 water pump parts for machine serial H20051-H20500. View this configuration's diagram, part numbers, quantities and options; shop or request a quote.
Catalog configuration: 01 Engine, Engine Mounting / Water Pump.
Checking current purchase options...
Aftermarket parts reference illustration · Click to enlarge. Actual supplied parts may differ.
Assembly parts
Showing all 41 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 | |
|---|---|---|---|---|---|---|
| 1 | WATER PUMP | 1 | Request quote | |||
| 2 | VALVE | 1 | Request quote | |||
| 3 | IMPELLER | 1 | Request quote | |||
| 4 | HUB | 1 | View product ↗ | |||
| 5 | HUB | 1 | View product ↗ | |||
| 6 | BUSHING | 1 | Request quote | |||
| 7 | BEARING | 1 | View product ↗ | |||
| 8 | BEARING | 1 | View product ↗ | |||
| 9 | SEAL | 1 | Request quote | |||
| 10 | CIRCLIP | 1 | Request quote | |||
| 11 | O-RING | 1 | View product ↗ | |||
| 12 | CIRCLIP | 1 | View product ↗ | |||
| 13 | NUT | 1 | Request quote | |||
| 14 | DISC | 1 | View product ↗ | |||
| 15 | SEAL | 1 | View product ↗ | |||
| 16 | SEAL | 1 | Request quote | |||
| 17 | PULLEY | 1 | Request quote | |||
| 18 | GASKET | 1 | View product ↗ | |||
| 19 | SCREW | 1 | Request quote | |||
| 20 | SCREW | 3 | Request quote | |||
| 21 | BRACKET | 1 | Request quote | |||
| 22 | DISTANCE PIECE | 1 | Request quote | |||
| 23 | SCREW | 2 | Request quote | |||
| 24 | SCREW | 1 | Request quote | |||
| 25 | HOSE | 1 | Request quote | |||
| 26 | STUD | 1 | Request quote | |||
| 27 | CLIP | 2 | Request quote | |||
| 28 | HOUSING | 1 | Request quote | |||
| 29 | GASKET | 1 | View product ↗ | |||
| 30 | SCREW | 1 | Request quote | |||
| 31 | SCREW | 1 | Request quote | |||
| 32 | THERMOCOUPLE | 1 | View product ↗ | |||
| 33 | BRACKET | 1 | Request quote | |||
| 34 | PLAIN WASHER | 1 | View product ↗ | |||
| 35 | PLUG | 1 | View product ↗ | |||
| 36 | PLUG | 1 | View product ↗ | |||
| 37 | PLUG | 2 | View product ↗ | |||
| 38 | SEAL | 2 | View product ↗ | |||
| 39 | THERMOSTAT | 1 | Request quote | |||
| 40 | SEAL | 1 | View product ↗ | |||
| 41 | SCREW | 3 | Request quote |
Repeated parts remain separate. Source order is retained; diagram callout mapping has not yet been verified.
Assembly notes
HOUSING
Using Komatsu WA380-3 Wheel Loader Water Pump Parts
Use the Komatsu WA380-3 Wheel Loader Water Pump Parts listing to identify aftermarket replacement parts within the 01 engine, engine mounting section. This wheel loader application is listed for machine serial H20051-H20500; the diagram and parts table retain the selected configuration and its source notes.
The parts table contains 41 listed part occurrences, including water pump (reference 6222-61-1200), valve (reference 07062-00000) and impeller (reference 6138-61-1330). 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.