Komatsu WA250PT-3MC Hydraulic Coupler - Parallel Lift Parts
Komatsu WA250PT-3MC hydraulic coupler - parallel lift parts for machine serial A78001-UP. View this configuration's diagram, part numbers, quantities and options; shop or request a quote.
Catalog configuration: Work Equipment / Hydraulic Coupler - Parallel Lift.
Checking current purchase options...
Aftermarket parts reference illustration · Click to enlarge. Actual supplied parts may differ.
Assembly parts
Showing all 19 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 | COUPLER ASSEMBLYSN: A78001 --UP | 1 | Request quote | |||
| 1 | MALE MASTER ASSEMBLYSN: A78001 --UP | 1 | Request quote | |||
| 2 | PLUNGERSN: A78001 --UP | 2 | Request quote | |||
| 3 | CYLINDERSN: A78001 --UP | 1 | Request quote | |||
| 4 | ROLL PINSN: A78001 --UP | 2 | Request quote | |||
| 5 | GREASE FITTINGSN: A78001 --UP | 2 | Request quote | |||
| 6 | ELBOWSN: A78001 --UP | 2 | Request quote | |||
| 7 | PLUGSN: A78001 --UP | 1 | Request quote | |||
| 8 | UNION, ELBOWSN: A78001 --UP | 4 | Request quote | |||
| 9 | ELBOW, SWIVELSN: A78001 --UP | 2 | Request quote | |||
| 10 | HOSE, RETRACTSN: A78001 --UP | 1 | Request quote | |||
| 11 | HOSE, EXTENDSN: A78001 --UP | 1 | Request quote | |||
| 12 | HOSE, RISERSN: A78001 --UP | 2 | Request quote | |||
| 13 | HOSE, 3RD FUNCTIONSN: A78001 --UP | 2 | Request quote | |||
| 14 | HOSESN: A78001 --UP | 2 | Request quote | |||
| 15 | ADAPTER, BULKHEADSN: A78001 --UP | 2 | Request quote | |||
| 16 | ADAPTERSN: A78001 --UP | 2 | Request quote | |||
| 17 | CONNECTORSN: A78001 --UP | 2 | Request quote | |||
| 18 | DUST CAPSN: A78001 --UP | 2 | Request quote |
Repeated parts remain separate. Source order is retained; diagram callout mapping has not yet been verified.
Assembly notes
Using Komatsu WA250PT-3MC Hydraulic Coupler - Parallel Lift Parts
Use the Komatsu WA250PT-3MC Hydraulic Coupler - Parallel Lift Parts listing to identify aftermarket replacement parts within the work equipment section. This wheel loader application is listed for machine serial A78001-UP; the diagram and parts table retain the selected configuration and its source notes.
The parts table contains 19 listed part occurrences, including coupler assembly (reference 418-U77-A000), male master assembly (reference 418-U77-A260) and plunger (reference 417-U77-A270). 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.