Komatsu WA320-3 Powershift Transmission, Control Valve Parts
Komatsu WA320-3 powershift transmission, control valve parts for machine serial WA320H20051-20560. View this configuration's diagram, part numbers, quantities and options; shop or request a quote.
Catalog configuration: 04 Transmission, Universal Joint / Powershift Transmission, Control Valve.
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Aftermarket parts reference illustration · Click to enlarge. Actual supplied parts may differ.
Assembly parts
Showing all 38 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 | CONTROL VALVE | 1 | Request quote | |||
| 2 | PLUG | 4 | View product ↗ | |||
| 3 | NOZZLE | 1 | Request quote | |||
| 4 | PISTON | 1 | Request quote | |||
| 5 | THROTTLE | 1 | Request quote | |||
| 6 | O-RING | 1 | View product ↗ | |||
| 7 | PLUG | 1 | Request quote | |||
| 8 | O-RING | 1 | View product ↗ | |||
| 9 | VALVE | 1 | Request quote | |||
| 10 | BALL | 1 | View product ↗ | |||
| 11 | COMPRESSION SPRING | 1 | Request quote | |||
| 12 | PISTON | 1 | Request quote | |||
| 13 | THROTTLE | 1 | Request quote | |||
| 14 | COMPRESSION SPRING | 1 | Request quote | |||
| 15 | GASKET | 1 | View product ↗ | |||
| 16 | SCREW | 8 | Request quote | |||
| 17 | TAB WASHER | 1 | Request quote | |||
| 18 | PLAIN WASHER | 1 | View product ↗ | |||
| 19 | SCREW | 1 | View product ↗ | |||
| 20 | GASKET | 1 | View product ↗ | |||
| 21 | COMPRESSION SPRING | 1 | Request quote | |||
| 22 | PISTON | 1 | Request quote | |||
| 23 | PISTON | 1 | Request quote | |||
| 24 | COMPRESSION SPRING | 1 | Request quote | |||
| 25 | VALVE | 1 | Request quote | |||
| 26 | VALVE | 1 | Request quote | |||
| 27 | VALVE | 1 | Request quote | |||
| 28 | SPRING | 1 | Request quote | |||
| 29 | BRACKET | 1 | Request quote | |||
| 30 | PLAIN WASHER | 8 | View product ↗ | |||
| 31 | SCREW | 8 | Request quote | |||
| 32 | GASKET | 1 | View product ↗ | |||
| 33 | COMPRESSION SPRING | 1 | Request quote | |||
| 34 | VALVE | 1 | Request quote | |||
| 35 | SCREW | 1 | Request quote | |||
| 36 | SCREW | 1 | View product ↗ | |||
| 37 | COVER | 1 | Request quote | |||
| 38 | COVER | 1 | Request quote |
Repeated parts remain separate. Source order is retained; diagram callout mapping has not yet been verified.
Assembly notes
Using Komatsu WA320-3 Powershift Transmission, Control Valve Parts
Use the Komatsu WA320-3 Powershift Transmission, Control Valve Parts listing to identify aftermarket replacement parts within the 04 transmission, universal joint 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 38 listed part occurrences, including control valve (reference 714-16-17103), plug (reference 07042-30108) and nozzle (reference 714-07-17410). Read any option and reference notes beside these entries before choosing a replacement; repeated references may represent separate positions in the source list.
When selecting transmission or torque-converter parts, compare the assembly description, machine serial break and any configuration notes. Similar-looking diagrams can cover different internal parts and should not be treated as interchangeable.
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.