Komatsu WA320-3L Wheel Loader Boom Assembly Parts
Komatsu WA320-3L boom assembly parts for machine serial A30001-UP. View this configuration's diagram, part numbers, quantities and options; shop or request a quote.
Catalog configuration: Work Equipment / Boom Assembly.
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Aftermarket parts reference illustration · Click to enlarge. Actual supplied parts may differ.
Assembly parts
Showing all 43 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 | ARM ASSEMBLY, LIFTSN: A30001--UPF1 | 1 | Request quote | |||
| 1 | ARM ASSEMBLY, LIFTSN: A30001--UPF2 | 1 | Request quote | |||
| 2 | ARM ASSEMBLY, LIFTSN: A30001--UPF3 | 1 | Request quote | |||
| 3 | ARM ASSEMBLY, LIFTSN: A30001--UPF4 | 1 | Request quote | |||
| 4 | ARM ASSEMBLY, LIFTSN: A30001--UPF5 | 1 | Request quote | |||
| 5 | ARM ASSEMBLY, LIFT (HI-LIFT)SN: A30001--UPF6 | 1 | Request quote | |||
| 1 | ARM, LIFTSN: A30001--UP | 1 | Request quote | |||
| 2 | BUSHINGSN: A30001--UP | 2 | View product ↗ | |||
| 3 | SEAL, DUSTSN: A30001--UP | 4 | View product ↗ | |||
| 4 | BUSHINGSN: A30001--UP | 2 | View product ↗ | |||
| 5 | SEAL, DUSTSN: A30001--UP | 4 | View product ↗ | |||
| 6 | BUSHINGSN: A30001--UP | 2 | View product ↗ | |||
| 7 | SEAL, DUSTSN: A30001--UP | 4 | View product ↗ | |||
| 8 | FITTING, GREASESN: A30001--UP | 2 | View product ↗ | |||
| 9 | PINSN: A30001--UP | 2 | View product ↗ | |||
| 10 | FITTING, GREASESN: A30001--UP | 2 | View product ↗ | |||
| 11 | SHIM, 1.5MMSN: A30001--UP | 2 | Request quote | |||
| 17 | SHIM, 3.0MMSN: A30001--UP | 2 | Request quote | |||
| 12 | BOLTSN: A30001--UP | 2 | View product ↗ | |||
| 13 | WASHERSN: A30001--UP | 2 | View product ↗ | |||
| 14 | PINSN: A30001--UP | 2 | Request quote | |||
| 15 | SHIM, 1.5MMSN: A30001--UP | 2 | Request quote | |||
| 22 | SHIM, 3.0MMSN: A30001--UP | 2 | View product ↗ | |||
| 16 | ORINGSN: A30001--UP | 4 | Request quote | |||
| 17 | BOLTSN: A30001--UP | 2 | View product ↗ | |||
| 18 | WASHERSN: A30001--UP | 2 | View product ↗ | |||
| 19 | PIN, MOUNTING LIFT ARM CYLINDERSN: A30001--UP | 2 | View product ↗ | |||
| 20 | PIN, MOUNTING LIFT ARM CYLINDERSN: A30001--UP | 2 | View product ↗ | |||
| 31 | PIN, MOUNTING LIFT ARM CYLINDERSN: A30001--UP | 2 | Request quote | |||
| 21 | FITTING, GREASESN: A30001--UP | 4 | View product ↗ | |||
| 22 | SHIM, 1.5MMSN: A30001--UP | 4 | Request quote | |||
| 23 | SEAL, DUSTSN: A30001--UP | 4 | View product ↗ | |||
| 24 | SHIM, 1.5MMSN: A30001--UP | 2 | Request quote | |||
| 36 | SHIM, 3.0MMSN: A30001--UP | 2 | Request quote | |||
| 25 | PLATESN: A30001--UP | 2 | Request quote | |||
| 26 | BOLTSN: A30001--UP | 2 | Request quote | |||
| 27 | WASHERSN: A30001--UP | 2 | View product ↗ | |||
| 28 | BOLTSN: A30001--UP | 2 | View product ↗ | |||
| 29 | WASHERSN: A30001--UP | 2 | View product ↗ | |||
| 30 | ORINGSN: A30001--UP | 4 | View product ↗ | |||
| 31 | BOLTSN: A30001--UP | 4 | Request quote | |||
| 32 | WASHERSN: A30001--UP | 8 | View product ↗ | |||
| 33 | NUTSN: A30001--UP | 4 | View product ↗ |
Repeated parts remain separate. Source order is retained; diagram callout mapping has not yet been verified.
Assembly notes
OR
SERVICE PARTS:
F1 USED ON MACHINES EQUIPPED WITH STANDARD EQUIPMENT.
F2 USED ON MACHINES EQUIPPED WITH FRONT END ATTACHMENT.
F3 USED ON MACHINES EQUIPPED WITH MULTI-COUPLER.
F4 USED ON MACHINES EQUIPPED WITH M.D.C. MONITOR.
F5 USED ON MACHINES EQUIPPED WITH AUTO GREASE SYSTEM.
F6 USED ON MACHINES EQUIPPED WITH HI-LIFT LIFT ARM.
Using Komatsu WA320-3L Wheel Loader Boom Assembly Parts
Use the Komatsu WA320-3L Wheel Loader Boom Assembly Parts listing to identify aftermarket replacement parts within the work equipment section. This wheel loader application is listed for machine serial A30001-UP; the diagram and parts table retain the selected configuration and its source notes.
The parts table contains 43 listed part occurrences, including arm assembly, lift (reference 419-70-21100), arm assembly, lift (reference 419-877-2200) and arm assembly, lift (reference 419-879-2200). Read any option and reference notes beside these entries before choosing a replacement; repeated references may represent separate positions in the source list.
For work-equipment parts, check the attachment configuration and any boom, arm, bucket or lift arrangement named in the assembly. Keep capacity, length and left/right distinctions wherever the source provides them.
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.