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  3. ROLLER STATOR RE320704

ROLLER STATOR RE320704 Hydraulic Pump

Re320704 Roller Stator Hydraulic Pump

( Brand: Roller Stator ), ( Manufacturer Part Number: RE320704 ), ( Part Type: Hydraulic Pump )

Review ROLLER STATOR Hydraulic Pump

The **RE320704 Roller Stator Hydraulic Pump** is a high-performance, precision-engineered component designed to deliver reliable and efficient hydraulic power in demanding industrial applications. This pump operates on the principle of a bent-axis design, where a roller stator and a cam rotor work in tandem to convert rotational motion into pressurized hydraulic fluid flow. The **RE320704** model is specifically engineered to handle medium to high-pressure requirements, making it ideal for machinery such as excavators, construction equipment, agricultural machinery, and mobile hydraulic systems where consistent and robust fluid displacement is essential. Constructed from durable materials, including high-grade steel for the rotor and a robust elastomeric or polyurethane roller stator, this pump ensures longevity and resistance to wear, even under continuous heavy loads. The roller stator s flexible yet resilient design allows for smooth engagement with the cam rotor, minimizing internal friction and reducing energy loss, which translates to improved overall system efficiency. This pump is compatible with a wide range of hydraulic fluids, including mineral-based oils and synthetic blends, ensuring versatility across different operational environments. Its compact yet robust construction allows for easy integration into existing hydraulic systems, while its sealed design prevents contamination, protecting internal components from debris and extending operational life. Whether used in stationary or mobile hydraulic applications, the **RE320704 Roller Stator Hydraulic Pump** delivers consistent flow rates and pressure stability, making it a dependable choice for industries where precision and durability are paramount.

**Pros and Cons of Buying a Roller Stator RE320704 Hydraulic Pump**

### **Pros**

1. **High Efficiency and Performance** The RE320704 is a radial piston pump designed for high-pressure applications, offering consistent flow rates and minimal internal leakage. Its roller-stator design ensures smooth operation and reliable performance under heavy loads.

2. **Durability and Longevity** Built with precision-engineered components, this pump is constructed to withstand prolonged use in demanding environments. High-quality materials and robust construction reduce wear and tear, extending its operational lifespan.

3. **Versatility in Applications** Suitable for a wide range of hydraulic systems, including mobile equipment (e.g., excavators, loaders), industrial machinery, and marine applications. Its adaptability makes it a practical choice for various sectors.

4. **Lower Maintenance Requirements** Compared to some other hydraulic pumps, the RE320704 typically requires less frequent maintenance due to its sealed design and efficient internal components. This reduces downtime and operational costs.

5. **Compatibility with Existing Systems** If your hydraulic system already uses similar components, this pump is likely to integrate seamlessly, minimizing the need for extensive modifications.

6. **Energy Efficiency** Radial piston pumps like this one are generally more energy-efficient than gear or vane pumps, as they convert hydraulic power more effectively with less wasted energy.

7. **Aftermarket Availability** As a widely used component, replacement parts and technical support are readily available, making repairs and upgrades easier.

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### **Cons**

1. **Higher Initial Cost** Compared to simpler hydraulic pumps (e.g., gear or vane pumps), the RE320704 is more expensive upfront. The investment may be justified by its performance but could be a barrier for budget-conscious buyers.

2. **Complexity in Installation and Maintenance** Due to its intricate design, installation may require specialized knowledge or professional assistance. Similarly, maintenance tasks (e.g., fluid changes, component replacements) may demand expertise to avoid damage.

3. **Sensitivity to Contamination** Like most high-performance hydraulic pumps, the RE320704 is vulnerable to particulate contamination. Poor filtration or neglected fluid maintenance can lead to premature failure or reduced efficiency.

4. **Limited Flow Rate for Small Systems** While powerful, this pump may be overkill for low-pressure or low-flow applications. In such cases, a smaller or simpler pump would be more cost-effective.

5. **Noise and Vibration** Radial piston pumps can generate more noise and vibration than gear pumps, which may be a consideration in noise-sensitive environments or for operator comfort.

6. **Supplier and Counterfeit Risks** Due to its popularity, there is a risk of purchasing counterfeit or low-quality replicas. Ensuring you buy from a reputable supplier is critical to avoid performance issues or early failure.

7. **Specialized Fluid Requirements** Some radial piston pumps require high-quality hydraulic fluids to operate optimally. Using incompatible fluids can reduce efficiency or damage the pump over time.

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### **Conclusion**

The **RE320704 roller-stator hydraulic pump** is a high-performance, durable, and efficient choice for demanding hydraulic applications. Its advantages in longevity, versatility, and energy efficiency make it ideal for industrial, mobile, or marine systems where reliability is paramount. However, its higher cost, complexity, and sensitivity to maintenance and contamination must be carefully considered. If your application requires consistent high-pressure flow and you can invest in proper installation, maintenance, and fluid management, this pump is a strong recommendation. For simpler or low-pressure systems, a more cost-effective alternative may be preferable.

### **Recommendation**

- **Buy the RE320704 if:**

- You need a robust, high-efficiency pump for heavy-duty applications.

- Your budget allows for the initial investment and potential maintenance costs.

- You have access to proper hydraulic fluid and filtration systems.

- You can source it from a trusted supplier to avoid counterfeit parts.

- **Consider alternatives if:**

- Your application requires low flow rates or pressures, where a gear or vane pump would suffice.

- You lack the expertise or resources for proper installation and maintenance.

- Cost is a critical factor, and you can find a similarly reliable pump at a lower price.

For most professional hydraulic systems where performance and durability are priorities, the **RE320704 is a recommended choice**, provided it is paired with the right system and maintenance practices.

Details:

Roller Stator hydraulic motor RE320704, 5AA1 33lbs 6x6x12 RE320704. New, with element and shelf wear.

part #: re320704 price

  • $500.00

specifications hydraulimoto:

  • brand: Roller Stator
  • mpn: Re320704
  • part type: Hydraulic Pump

seller hydraulimoto:

  • city: Ely, Nevada
  • rating: 100.0%
  • # reviews: 2258

returns hydraulimoto:

  • policy: Returns Accepted
  • paid by: Buyer
  • time: 30 Days
  • method: Money back

payments hydraulimoto:

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general hydraulimoto:

  • condition: New Open box
  • Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Hydraulic Pneumatic Motors

shipping hydraulimoto:

  • transit: 3-9 Days
  • cost: $74.45
  • service: USPS Ground Advantage, UPS Ground, FedEx Ground / FedEx Home Delivery
  • type: Calculated
  • carrier: USPS, UPS, FedEx
  • class: Standard

offer hydraulimoto:

  • options: Ship-to-home
  • availability: In Stock
  • quantity: 1
  • started: April 27, 2026
  • best offers: True
  • sold: 0
part type: hydraulic pump,
category: business & industrial > hydraulics, pneumatics, pumps plumbing > hydraulic pneumatic, sku: 7887159389287632,
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1 offer $500.00 USD
  • New – Open box. Offer #1 priced at $500.00 + $74.45 shipping estimate = $574.45* total. Roller Stator hydraulic motor .+$74.45 shipping

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