Komatsu WA500-1LC Wheel Loader Treadle Valve Parts
Komatsu WA500-1LC treadle valve parts for machine serial A60001-UP. View this configuration's diagram, part numbers, quantities and options; shop or request a quote.
Catalog configuration: Operator'S Compartment And Control System / Treadle Valve.
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Aftermarket parts reference illustration · Click to enlarge. Actual supplied parts may differ.
Assembly parts
Showing all 63 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 | VALVE ASSEMBLY - TREADLESN: A60001-UP-UP | 2 | View product ↗ | |||
| 1 | BODY, UPPERSN: A60001-UP-UP | 1 | Request quote | |||
| 2 | VALVE ASSEMBLY - UPPERSN: A60001-UP-UP | 1 | Request quote | |||
| 2 | VALVE - UPPERSN: A60001-UP-UPF1 | 1 | Request quote | |||
| 3 | RETAINERSN: A60001-UP-UP | 1 | Request quote | |||
| 4 | SPRINGSN: A60001-UP-UPF2 | 1 | Request quote | |||
| 5 | RETAINERSN: A60001-UP-UP | 1 | Request quote | |||
| 6 | O-RINGSN: A60001-UP-UPF1 | 1 | Request quote | |||
| 7 | WASHER, SPECIALSN: A60001-UP-UP | 1 | Request quote | |||
| 8 | RING, RETAINERSN: A60001-UP-UPF1 | 1 | Request quote | |||
| 9 | O-RINGSN: A60001-UP-UPF1 | 1 | Request quote | |||
| 10 | RING, RETAININGSN: A60001-UP-UPF1 | 1 | Request quote | |||
| 11 | SPRINGSN: A60001-UP-UPF2 | 1 | Request quote | |||
| 12 | PISTON - RELAYSN: A60001-UP-UP | 1 | Request quote | |||
| 13 | O-RINGSN: A60001-UP-UPF1 | 1 | Request quote | |||
| 14 | O-RINGSN: A60001-UP-UPF1 | 1 | Request quote | |||
| 15 | SPRING - RETURNSN: A60001-UP-UPF2 | 1 | Request quote | |||
| 17 | STEM ASSEMBLYSN: A60001-UP-UP | 1 | Request quote | |||
| 16 | STEMSN: A60001-UP-UP | 1 | Request quote | |||
| 17 | SPRING - INNERSN: A60001-UP-UPF2 | 1 | Request quote | |||
| 18 | SPRING - OUTERSN: A60001-UP-UPF2 | 1 | Request quote | |||
| 19 | SLEEVESN: A60001-UP-UP | 1 | Request quote | |||
| 20 | WASHERSN: A60001-UP-UP | 1 | Request quote | |||
| 21 | PISTON - UPPERSN: A60001-UP-UP | 1 | Request quote | |||
| 22 | SPRING - UPPERSN: A60001-UP-UPF2 | 1 | Request quote | |||
| 23 | SEAT - RUBBER SPRINGSN: A60001-UP-UP | 1 | Request quote | |||
| 24 | NUTSN: A60001-UP-UP | 1 | Request quote | |||
| 25 | WASHER, SPRINGSN: A60001-UP-UP | 1 | Request quote | |||
| 26 | WASHERSN: A60001-UP-UP | 1 | View product ↗ | |||
| 27 | O-RINGSN: A60001-UP-UPF1 | 1 | Request quote | |||
| 28 | BODY - LOWERSN: A60001-UP-UP | 1 | Request quote | |||
| 31 | VALVE ASSEMBLY - LOWERSN: A60001-UP-UP | 1 | Request quote | |||
| 29 | VALVE - LOWERSN: A60001-UP-UPF1 | 1 | Request quote | |||
| 30 | RETAINERSN: A60001-UP-UP | 1 | Request quote | |||
| 31 | SPRINGSN: A60001-UP-UPF2 | 1 | Request quote | |||
| 32 | RETAINERSN: A60001-UP-UP | 1 | View product ↗ | |||
| 33 | O-RINGSN: A60001-UP-UPF1 | 1 | Request quote | |||
| 34 | WASHER, SPECIALSN: A60001-UP-UP | 1 | Request quote | |||
| 35 | RING, RETAININGSN: A60001-UP-UP | 1 | Request quote | |||
| 36 | O-RINGSN: A60001-UP-UPF1 | 1 | Request quote | |||
| 37 | COVER - EXHAUSTSN: A60001-UP-UP | 1 | Request quote | |||
| 38 | VALVE - EXHAUSTSN: A60001-UP-UPF1 | 1 | Request quote | |||
| 39 | SCREWSN: A60001-UP-UP | 4 | Request quote | |||
| 40 | WASHER, SPRINGSN: A60001-UP-UP | 4 | View product ↗ | |||
| 41 | O-RINGSN: A60001-UP-UPF1 | 1 | Request quote | |||
| 42 | BOLTSN: A60001-UP-UP | 4 | View product ↗ | |||
| 43 | WASHER, SPRINGSN: A60001-UP-UP | 4 | Request quote | |||
| 44 | PLATE - ASSEMBLYSN: A60001-UP-UP | 1 | Request quote | |||
| 45 | PLUNGERSN: A60001-UP-UP | 1 | Request quote | |||
| 46 | BOOTSN: A60001-UP-UP | 1 | Request quote | |||
| 47 | PEDAL - TREADLESN: A60001-UP-UP | 1 | Request quote | |||
| 48 | BOOTSN: A60001-UP-UP | 1 | Request quote | |||
| 49 | PIPESN: A60001-UP-UP | 1 | Request quote | |||
| 50 | PINSN: A60001-UP-UP | 2 | Request quote | |||
| 51 | PINSN: A60001-UP-UP | 2 | Request quote | |||
| 52 | ROLLERSN: A60001-UP-UP | 1 | Request quote | |||
| 53 | PIN, COTTERSN: A60001-UP-UP | 2 | Request quote | |||
| 54 | BOLTSN: A60001-UP-UP | 1 | Request quote | |||
| 55 | NUTSN: A60001-UP-UP | 1 | Request quote | |||
| 56 | BOLTSN: A60001-UP-UP | 3 | Request quote | |||
| 57 | WASHER, SPRINGSN: A60001-UP-UP | 3 | View product ↗ | |||
| 61 | KIT, SERVICE - TREADLE VALVESN: A60001-UP-UP | 1 | View product ↗ | |||
| 62 | KIT, SERVICE - TREADLE VALVE SPRINGSSN: A60001-UP-UP | 1 | View product ↗ |
Repeated parts remain separate. Source order is retained; diagram callout mapping has not yet been verified.
Assembly notes
F1 - INCLUDED IN TREADLE VALVE SERVICE KIT.
F2 - INCLUDED IN TREADLE VALVE SPRINGS SERVICE KIT.
Using Komatsu WA500-1LC Wheel Loader Treadle Valve Parts
Use the Komatsu WA500-1LC Wheel Loader Treadle Valve Parts listing to identify aftermarket replacement parts within the operator's compartment and control system section. This wheel loader application is listed for machine serial A60001-UP; the diagram and parts table retain the selected configuration and its source notes.
The parts table contains 63 listed part occurrences, including valve assembly - treadle (reference 421-35-11400), body, upper (reference NSS) and valve assembly - upper (reference 566-35-00130). Read any option and reference notes beside these entries before choosing a replacement; repeated references may represent separate positions in the source list.
For operator-compartment and control parts, compare the cab arrangement and equipment options identified on the assembly page. Retain any handedness and connection details when selecting a part or requesting assistance.
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.