The Hitachi gear pump (pilot pump) 9217993 is specifically designed for the hydraulic systems of Hitachi excavators. It provides stable hydraulic oil pressure to the pilot control system, ensuring responsive and precise control. Manufactured with high-strength alloy steel and precision machining, this gear pump is wear-resistant, pressure-resistant, and has a long service life, maintaining stable performance even in harsh working environments.
Features and Advantages
• High-efficiency oil supply: Provides continuous and stable oil pressure to the hydraulic pilot system, ensuring smooth and responsive operation.
• Compact structure: Its compact design saves space and facilitates easy installation and maintenance.
• Wear-resistant and pressure-resistant: Utilizes high-strength gears and pump body, adaptable to high-load working environments.
• Stable and Reliable: Maintains high efficiency in high-temperature, high-pressure, and dusty environments, extending equipment lifespan.
Frequently Asked Questions
Q1: What is your main products?
A1: We are specialized in the excavator engine spare parts, for example Main cylinder block, cylinder head, crankshaft, Engine assembly, piston, cylinder liner, piston ring, camshaft, connecting rod, oil pump, water pump, valve series products, movement, etc. almost all parts of the entire engine.
Q2: If I only know the excavator model, but can not offer parts No., what should I do?
A2: If possible, you can send us pictures of old products, name plate or the size for reference.
Q3: Can you accept sample order?
A3: Yes sure. We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q4: Do you test all your goods before delivery?
A4: Yes, we have 100% test before delivery.
Q5: How can I do if there is something wrong with the items?
A5: Our products have been professionally tested and the quality is very stable. If you really found something wrong, please contacts. We have a professional after-sales team to help you solve the problem.