Komatsu WA380-3 Wheel Loader Crank Assembly Parts
Komatsu WA380-3 crank assembly 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 / Crank Assembly.
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Aftermarket parts reference illustration · Click to enlarge. Actual supplied parts may differ.
Assembly parts
Showing all 40 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 | CRANKSHAFT | 1 | Request quote | |||
| 2 | GEAR | 1 | Request quote | |||
| 3 | FITTING WEDGE | 1 | Request quote | |||
| 4 | GEAR | 1 | Request quote | |||
| 5 | CRANKSHAFT BEARING | 7 | View product ↗ | |||
| 6 | LAPPED BEARING | 1 | View product ↗ | |||
| 7 | CRANKSHAFT BEARING | 7 | View product ↗ | |||
| 8 | CRANKSHAFT BEARING | 7 | View product ↗ | |||
| 9 | CRANKSHAFT BEARING | 7 | View product ↗ | |||
| 10 | CRANKSHAFT BEARING | 7 | View product ↗ | |||
| 11 | CRANKSHAFT BEARING | 7 | View product ↗ | |||
| 12 | LAPPED BEARING | 1 | View product ↗ | |||
| 13 | LAPPED BEARING | 1 | Request quote | |||
| 14 | LAPPED BEARING | 1 | Request quote | |||
| 15 | LAPPED BEARING | 1 | Request quote | |||
| 16 | PISTON | 6 | View product ↗ | |||
| 17 | PISTON PIN | 6 | View product ↗ | |||
| 18 | CIRCLIP | 12 | View product ↗ | |||
| 19 | PISTON RING KIT | 6 | View product ↗ | |||
| 20 | CONROD | 6 | View product ↗ | |||
| 21 | BUSHING | 1 | View product ↗ | |||
| 22 | SCREW | 2 | View product ↗ | |||
| 23 | DOWEL | 2 | Request quote | |||
| 24 | BEARING KIT | 6 | View product ↗ | |||
| 25 | BEARING KIT | 6 | View product ↗ | |||
| 26 | BEARING KIT | 6 | View product ↗ | |||
| 27 | BEARING KIT | 6 | View product ↗ | |||
| 28 | BEARING KIT | 6 | View product ↗ | |||
| 29 | FLYWHEEL | 1 | Request quote | |||
| 30 | RING GEAR | 1 | Request quote | |||
| 31 | DOWEL | 7 | Request quote | |||
| 32 | SCREW | 8 | Request quote | |||
| 33 | PLAIN WASHER | 8 | Request quote | |||
| 34 | PULLEY | 1 | Request quote | |||
| 35 | DISC | 1 | Request quote | |||
| 36 | BUSHING | 1 | Request quote | |||
| 37 | SCREW | 1 | Request quote | |||
| 38 | DAMPER | 1 | Request quote | |||
| 39 | SCREW | 6 | Request quote | |||
| 40 | PULLEY | 1 | Request quote |
Repeated parts remain separate. Source order is retained; diagram callout mapping has not yet been verified.
Assembly notes
Using Komatsu WA380-3 Wheel Loader Crank Assembly Parts
Use the Komatsu WA380-3 Wheel Loader Crank Assembly 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 40 listed part occurrences, including crankshaft (reference 6222-31-1101), gear (reference 6221-31-1120) and fitting wedge (reference 6136-31-1140). 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.