705-51-20390 double hydraulic gear pump, OEM replacement hydraulic component for Komatsu WA200-1, WA200-3, WA250L-3 wheel loader. Works as main working & transmission oil supply pump. Brand new aftermarket spare part.
| Item | Specification |
|---|---|
| OEM PN | 705-51-20390 |
| Product Name | Dual Hydraulic Gear Pump |
| Applicable Brand | KOMATSU |
| Fit Models | WA200-1, WA200-3, WA250L-3 Wheel Loader |
| Structure | Two-stage External Engaged Dual Gear Pump |
| Housing Material | High Strength Die-cast Aluminum Alloy |
| Gear Material | Alloy Steel, Carburizing Quenching |
| Seal Material | High Temp FKM Oil Seal |
| Shaft Type | Standard Spline Drive Shaft |
| Rated Working Pressure | 16MPa |
| Max Working Pressure | 20.5MPa |
| Net Weight | 9.2KG |
| Application | Main Hydraulic Pump + Transmission Lubrication Pump |
| Condition | Brand New Aftermarket Replacement |
| Warranty | 12 Months |
| Packing | Export Carton / Wooden Case |
| Aftermarket PN | OEM Replace PN | Compatible Machine | Function |
|---|---|---|---|
| 705-51-20390 | Original 705-51-20390 | WA200-1, WA200-3, WA250L-3 | Main Dual Hydraulic Pump |
| 705-51-20370 | 705-51-20370 | WA350-1, WA380-1 Wheel Loader | Upgraded Dual Gear Pump |
| 705-51-20400 | 705-51-20400 | WA220-3, WA270-3 | Modified Displacement Pump |
| 705-51-20280 | 705-51-20280 | WA300-1, WA320-1 | Early Version Replacement Pump |
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