Hitachi ZX85USB-6 4469025 FYD00002228 Hitachi Main Pump Fit for hitachi parts
| Attribute | Value |
|---|---|
| Machine model | ZX85USB-6 |
| Part number | 4469025 |
| Highlight | ZX85USB-6 4469025 FYD00002228 Hitachi Main Pump |
| Part name | hydraulic pump assembly |
| Brand | hitachi |
| Place of Origin |
Guangdong, China |
List of spare parts
| # | Part No | Part Name | Qty. | Price request |
|---|---|---|---|---|
| 4469025 | PUMP; PISTON | 1 | ||
| 1 | 4472004 | . SHAFT GROUP | 1 | |
| 2 | . HANGER GROUP | 1 | ||
| 3 | 4472005 | . ROTARY GROUP | 1 | |
| 4 | . COVER GROUP | 1 | ||
| 5 | . CONTROL SPRING GROUP | 1 | ||
| 6 | . CONTROL PISTON GROUP | 1 | ||
| 7 | 4472052 | . PISTON PUMP GROUP | 1 | |
| 8 | . HOUSING | 1 | ||
| 9 | 0747401 | . VALVE | 1 | |
| 10 | . BUSHING | 1 | ||
| 11 | . BALL; STEEL | 1 | ||
| 12 | . PLUG | 1 | ||
| 13 | 0230126 | . PLUG | 1 | |
| 14 | 0215025 | . PACKING | 1 | |
| 15 | . SHIM 0.5 | 1 | ||
| 16 | 0231018 | . PLUG | 1 | |
| 17 | 0715701 | . NAME-PLATE | 1 | |
| 19 | 0294407 | . O-RING | 1 | |
| 20 | 0826201 | . COUPLING | 1 | |
| 21 | M341230 | . BOLT; SOCKET | 2 | |
| 22 | 0696004 | . PLUG | 1 | |
| 23 | 0311804 | . ORIFICE | 1 | |
| 24 | 0214912 | . PLUG | 1 | |
| 25 | 0661701 | . SEAL; RING | 2 |
Excavators work where it's dirty, wet, dusty, and demanding. Your hydraulic pump lives right in the thick of it! Choosing one built for harsh conditions is non-negotiable for uptime and longevity. Look for features designed for resilience: Robust Castings & Machining: High-quality materials and precise manufacturing minimize internal wear and resist deformation under constant high pressure. Superior Filtration Compatibility: The pump must work seamlessly with top-notch filtration systems. Contaminants (dirt, water, metal particles) are the #1 cause of pump failure. A tough pump has tight internal tolerances but also relies on clean oil. Durable Bearing & Seal Design: Seals must keep contaminants out and fluid in, even under vibration and temperature swings. Bearings need to handle heavy radial and axial loads. Corrosion Resistance: Critical for components exposed to moisture, salt (marine environments, winter roads), or aggressive chemicals. Look for appropriate plating or coatings.
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