Komatsu WA600-1LE Wheel Loader Treadle Valve Parts
Komatsu WA600-1LE treadle valve parts for machine serial A51001-UP. View this configuration's diagram, part numbers, quantities and options; shop or request a quote.
Catalog configuration: Drive Shaft, Axles Wheels & Brake Systems / 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, TREADLE | 1 | View product ↗ | |||
| 1 | BODY | 1 | Request quote | |||
| 2 | VALVE ASSEMBLY, UPPER | 1 | Request quote | |||
| 2 | VALVE, UPPERF1 | 1 | Request quote | |||
| 3 | RETAINER | 1 | Request quote | |||
| 4 | SPRINGF2 | 1 | Request quote | |||
| 5 | RETAINER | 1 | Request quote | |||
| 6 | O-RINGF1 | 1 | Request quote | |||
| 7 | WASHER, SPECIAL | 1 | Request quote | |||
| 8 | RING, RETAININGF1 | 1 | Request quote | |||
| 9 | O-RINGF1 | 1 | Request quote | |||
| 10 | RING, RETAININGF1 | 1 | Request quote | |||
| 11 | SPRINGF2 | 1 | Request quote | |||
| 12 | PISTON, RELAY | 1 | Request quote | |||
| 13 | O-RINGF1 | 1 | Request quote | |||
| 14 | O-RINGF1 | 1 | Request quote | |||
| 15 | SPRING, RETURN | 1 | Request quote | |||
| 17 | STEM ASSEMBLY | 1 | Request quote | |||
| 16 | STEM | 1 | Request quote | |||
| 17 | SPRING, INNERF2 | 1 | Request quote | |||
| 18 | SPRING, OUTERF2 | 1 | Request quote | |||
| 19 | SLEEVE | 1 | Request quote | |||
| 20 | WASHER | 1 | Request quote | |||
| 21 | PISTON, UPPER | 1 | Request quote | |||
| 22 | SPRING, RUBBERF1 | 1 | Request quote | |||
| 23 | SEAT, RUBBER SPRING | 1 | Request quote | |||
| 24 | NUT | 1 | Request quote | |||
| 25 | WASHER, SPRING | 1 | Request quote | |||
| 26 | WASHER | 1 | View product ↗ | |||
| 27 | O-RINGF1 | 1 | Request quote | |||
| 28 | BODY LOWER | 1 | Request quote | |||
| 31 | VALVE ASSEMBLY, LOWER | 1 | Request quote | |||
| 29 | VALVE, LOWERF1 | 1 | Request quote | |||
| 30 | RETAINER | 1 | Request quote | |||
| 31 | SPRINGF2 | 1 | Request quote | |||
| 32 | RETAINER | 1 | View product ↗ | |||
| 33 | O-RINGF1 | 1 | Request quote | |||
| 34 | WASHER, SPECIAL | 1 | Request quote | |||
| 35 | RING, RETAINING | 1 | Request quote | |||
| 36 | O-RINGF1 | 1 | Request quote | |||
| 37 | COVER, EXHAUST | 1 | Request quote | |||
| 38 | VALVE, EXHAUSTF1 | 1 | Request quote | |||
| 39 | SCREW | 4 | Request quote | |||
| 40 | WASHER, SPRING | 4 | View product ↗ | |||
| 41 | O-RINGF1 | 1 | Request quote | |||
| 42 | BOLT | 4 | Request quote | |||
| 43 | WASHER, SPRING | 4 | Request quote | |||
| 44 | PLATE ASSEMBLY | 1 | Request quote | |||
| 45 | PLUNGER | 1 | Request quote | |||
| 46 | BOOT | 1 | Request quote | |||
| 47 | TREADLE | 1 | Request quote | |||
| 48 | BOOT | 1 | Request quote | |||
| 49 | PIPE | 1 | Request quote | |||
| 50 | PIN | 2 | Request quote | |||
| 51 | PIN | 2 | Request quote | |||
| 52 | ROLLER | 1 | Request quote | |||
| 53 | PIN, COTTER | 2 | Request quote | |||
| 54 | BOLT | 1 | Request quote | |||
| 55 | NUT | 1 | Request quote | |||
| 56 | BOLT | 3 | Request quote | |||
| 57 | WASHER, SPRING | 3 | View product ↗ | |||
| N/I | SERVICE KIT, TREADLE VALVE | 1 | View product ↗ | |||
| N/I | SERVICE KIT, TREADLE VALVE SPRINGS | 1 | View product ↗ |
Repeated parts remain separate. Source order is retained; diagram callout mapping has not yet been verified.
Assembly notes
F1 - INCLUDED IN SERVICE KIT 238-44-05030.
F2 - INCLUDED IN SERVICE KIT 421-35-05110.
Using Komatsu WA600-1LE Wheel Loader Treadle Valve Parts
Use the Komatsu WA600-1LE Wheel Loader Treadle Valve Parts listing to identify aftermarket replacement parts within the drive shaft, axles wheels & brake systems section. This wheel loader application is listed for machine serial A51001-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 (reference 421-35-14430) 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 axle, driveline and brake-related parts, follow the assembly location and machine serial applicability. Keep front/rear and left/right distinctions, along with any equipment options recorded in the parts list.
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.