Eaton 72400 Valve Plate Right Hand High-strength Alloy Steel for High Pressure 315 bar 350 bar Hydraulic Pump Component

Eaton 72400 Valve Plate (Right Hand)

The Eaton 72400 valve plate (right hand) is a critical component in hydraulic pumps and motors, responsible for controlling oil distribution and flow direction. The precision and durability of the valve plate directly affect the pump’s volumetric efficiency, internal leakage, overall stability, and service life. Made of high-strength alloy steel and treated with carburizing, quenching, and precision grinding, the 72400 valve plate delivers excellent wear resistance, impact strength, and sealing performance, ensuring reliable operation under high pressure, heavy load, and continuous duty conditions.

1. Specifications & Parameters

2. Applications

• Construction Machinery: Hydraulic pumps for excavators, bulldozers, loaders

• Mining Equipment: Drilling rigs, hydraulic breakers

• Metallurgical Machinery: Rolling mill hydraulic drive systems

• Marine Machinery: Winches, cranes, propulsion systems

• Industrial Equipment: Injection molding machines, hydraulic test benches

3. Key Advantages

1. High Strength & Wear Resistance
   Premium alloy steel with heat treatment ensures excellent hardness, durability, and extended service life.

2. Superior Sealing & Efficiency
   High-precision machining reduces internal leakage, improving volumetric efficiency.

3. OEM Compatibility
   Fully interchangeable with Eaton 72400 right-hand version, easy to install and replace.

4. Reliable in Harsh Conditions
   Performs stably under high pressure, heavy load, and continuous operation, minimizing downtime.

5. Cost-Effective Solution
   Provides performance comparable to or exceeding OEM parts at a more competitive price.

Conclusion: The Eaton 72400 valve plate (right hand) is an essential spare part for hydraulic systems, offering precision, durability, and excellent sealing performance. It extends pump life, enhances efficiency, and reduces maintenance costs—making it an ideal choice for construction, mining, marine, and industrial hydraulic applications.

Jiangsu Knl Hydraulic Pump Inc. is a high-end equipment manufacturer specializing in producing high-pressure plunger pumps, motors, hydraulic reducers and spare parts. The company is loed in Xushe Industrial Park, Yixing City, where the environment is elegant, the traffic is convenient and the geographical position is superior. The company covers an area of more than 90,000 square meters and has built more than 60,000 square meters.

The company adheres to the management aim of scientific and technological innovation, employee as the cornerstone and social benefit creation, has a set of perfect MES management system and advanced management team, and has FMS flexible manufacturing cell system, processing center, CNC lathe and three coordinates. Honing machine, grinding machine and other high-end imported equipment, is a professional production of hydraulic components and components of the manufacturing and modelling enterprises.

After years of research and development, the company has built a production, teaching and research base with Huazhong University of Science and Technology, Nanjing University of Technology, Changzhou University and other colleges. The quality of products manufactured by the company has been fully affirmed by customers and exported to 185 countries and regions.

The company has always adhered to the business philosophy of "people without me, people with me excellent, constantly improve product quality and provide extremely fast service" to serve the global market. Through continuous innovation and steady development, the company has become one of the most complete manufacturers of hydraulic components in the world market. Looking ahead, we will work hand in hand with customers to create brilliant future!