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Wuxi U471 P25 Plunger for Diesel Injection Pump
| Product Type | Injector Pump Plunger |
| Compatible Pump Type | Bosch P25 Series Inline Pump |
| Pressing Number | U471 |
| Piston Diameter | 9.5mm / 10mm (P25 standard specification) |
| Material | High Alloy Tool Steel / Chrome Steel |
| Surface Treatment | Nitriding/chroming/DLC (Diamond Like Carbon) coating optional |
| Manufacturing Process | Precision grinding, ultra-fine polishing, and complete matching |
| Fitting Clearance | 0.0015 - 0.003 mm (Standard Manufacturing Tolerance) |
| Working Pressure | ≤ 120 MPa |
| Applications | Construction machinery, agricultural tractors, generator sets, heavy-duty diesel engines |
Manufacturer No.
U471
Fitment Vehicles
Bosch P25 Series Inline Fuel Pump
Fuel System - Industrial Encyclopedia
Precision-engineered Wuxi U471 P25 plunger designed for diesel injection pumps. Ensures optimal fuel delivery and engine performance. Durable aftermarket replacement part.