Komatsu WA320-3 Wheel Loader Crank Assembly Parts
Komatsu WA320-3 crank assembly parts for machine serial WA320H20051-20560. 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 46 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 | DOWEL | 1 | Request quote | |||
| 4 | BEARING KIT | 1 | Request quote | |||
| 5 | CRANKSHAFT BEARING | 6 | Request quote | |||
| 6 | LAPPED BEARING | 1 | Request quote | |||
| 7 | CRANKSHAFT BEARING | 7 | Request quote | |||
| 8 | BEARING KIT | 1 | Request quote | |||
| 9 | CRANKSHAFT BEARING | 6 | Request quote | |||
| 10 | LAPPED BEARING | 1 | Request quote | |||
| 11 | CRANKSHAFT BEARING | 7 | Request quote | |||
| 12 | BEARING KIT | 1 | Request quote | |||
| 13 | CRANKSHAFT BEARING | 6 | Request quote | |||
| 14 | LAPPED BEARING | 1 | Request quote | |||
| 15 | CRANKSHAFT BEARING | 7 | Request quote | |||
| 16 | BEARING KIT | 1 | Request quote | |||
| 17 | CRANKSHAFT BEARING | 6 | Request quote | |||
| 18 | LAPPED BEARING | 1 | Request quote | |||
| 19 | CRANKSHAFT BEARING | 7 | Request quote | |||
| 20 | BEARING KIT | 1 | Request quote | |||
| 21 | CRANKSHAFT BEARING | 6 | Request quote | |||
| 22 | LAPPED BEARING | 1 | Request quote | |||
| 23 | CRANKSHAFT BEARING | 7 | Request quote | |||
| 25 | GEAR | 1 | Request quote | |||
| 27 | DAMPER | 1 | Request quote | |||
| 28 | SCREW | 4 | Request quote | |||
| 29 | FLYWHEEL | 1 | Request quote | |||
| 30 | RING GEAR | 1 | Request quote | |||
| 31 | PLAIN WASHER | 8 | Request quote | |||
| 32 | SCREW | 8 | Request quote | |||
| 33 | ADAPTOR | 1 | Request quote | |||
| 34 | SCREW | 8 | Request quote | |||
| 35 | CONROD | 6 | View product ↗ | |||
| 36 | SCREW | 12 | View product ↗ | |||
| 37 | NUT | 12 | View product ↗ | |||
| 38 | BUSHING | 6 | View product ↗ | |||
| 39 | BEARING | 12 | View product ↗ | |||
| 40 | BEARING | 12 | View product ↗ | |||
| 41 | BEARING | 12 | Request quote | |||
| 42 | BEARING | 12 | Request quote | |||
| 43 | BEARING | 12 | Request quote | |||
| 44 | PISTON | 6 | Request quote | |||
| 45 | PISTON | 6 | Request quote | |||
| 46 | PISTON RING KIT | 6 | View product ↗ | |||
| 47 | CIRCLIP | 12 | Request quote | |||
| 48 | PISTON PIN | 6 | View product ↗ |
Repeated parts remain separate. Source order is retained; diagram callout mapping has not yet been verified.
Assembly notes
NOT USED
NOT USED
Using Komatsu WA320-3 Wheel Loader Crank Assembly Parts
Use the Komatsu WA320-3 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 WA320H20051-20560; the diagram and parts table retain the selected configuration and its source notes.
The parts table contains 46 listed part occurrences, including crankshaft (reference CU3917443), gear (reference CU3918380) and dowel (reference CU3904483). 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.