PVT38 Series Piston Pump | Denison
Improve Efficiency with the PVT38 Series Piston Pump by Denison
Denison’s PVT38 Series Piston Pump can well serve any technical project necessitating an increase in the efficiency of processes. This is a high-pressure pump with superior pressure, flow rate, and energy consumption performance. It is durable and operates smoothly, thus making it most suitable for harsh applications such as industrial mobile hydraulics, forestry machinery, and offshore systems, among others. The PVT38 Series Piston Pump guarantees precision, reliability, and durability, ensuring it operates optimally under any weather condition. Maintenance costs are drastically reduced with its new design, increasing your operation’s dependability. Use the PVT38 series piston pump to enhance your process effectiveness and reduce costs.
- Customized Solutions
- High Efficiency
- Reasonable Pricing
- Technical Support and Service
Denison PVT38 Series piston pumps deliver unparalleled performance and reliability.

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Description of Piston Pump PVT38 Series: Information and Specifications
The PVT38 series piston pump is designed with power and efficiency in mind. Built to deliver reliable and consistent performance, this pump boasts a maximum operating pressure of 4,050 psi and can handle a maximum flow rate of 6.1 gpm. Its unique construction includes a high-strength housing material and abrasion-resistant pistons, making it suitable for use in a wide range of industrial applications. With its advanced design and precision engineering, the PVT38 series piston pump is a top choice for those seeking an unbeatable combination of power, performance, and durability in their operations.


Key Features of the Piston Pump PVT38 Series
Variable Displacement: The PVT38 Series pumps are variable displacement, allowing for precise control of fluid flow and pressure.
High Efficiency: Designed for high efficiency and reliable operation even under severe conditions.
High Pressure Capability: Capable of continuous operation at pressures up to 4000 psi (280 bar) and intermittent operation at pressures up to 4350 psi (300 bar).
Fast Compensator Response: Features a quick response compensator system with a typical off-stroke time of 50 ms and an on-stroke time of 100 ms.
Low Noise Operation: The pumps are designed for quiet operation, improving working conditions.
Interchangeable Mounting: The PVT38 Series conforms to SAE mounting standards, making it easily interchangeable with other SAE mounted pumps.
Durable Construction: Built for long-term reliability with high strength materials and construction standards.
Versatile Fluid Compatibility: Compatible with a wide range of hydraulic fluids, including fire-resistant options.
Rear Drive Option: Available with rear drive capabilities for more versatile application setups.
Replaceable Port Plate: Features a replaceable port plate for easier maintenance and extended pump life.
The Denison Piston Pump PVT38 Series offers efficient and quiet operation, even under challenging conditions. With variable displacement and high-pressure capability up to 4350 psi, it is ideal for versatile and reliable hydraulic applications. For more information, please get in touch with us.
Denison Piston Pump PVT38 Series Parameter Options
Parameter | Value |
---|---|
Displacement | 7.93 in³/rev (130 cm³/rev) |
Continuous Pressure | 4000 psi (280 bar) |
Intermittent Pressure | 4350 psi (300 bar) |
Maximum Speed | 1800 rpm |
Rotating Inertia | 68.22 lb in² (0.02021 kg m²) |
Compensator Response | Off-stroke: 50 ms, On-stroke: 100 ms |
Maximum Compensator Setting | 4000 psi (280 bar) |
Compensator Adjustment | 650 psi/turn (44.8 bar/turn) |
Maximum Vol. Adjustment (Stroke Turns) | 15.3 turns |
Minimum Inlet (at 1800 rpm) | -4.9 in-Hg (-125 mm-Hg) |
Maximum Inlet Pressure | 50 psi (3.4 bar) |
Weight (Approx.) | 211 lb (95 kg) |
The Denison Piston Pump PVT38 Series is a versatile and high-performance pump, ideal for modern hydraulic systems. Its robust design and efficient operation make it suitable for various applications, handling high pressures with ease and compatible with different hydraulic fluids.
Considerations for Denison Piston Pump PVT38 Series
System Pressure and Relief Valve:
- Always use system relief valves for safety, even with the fast compensator response of the pump.
- Avoid exceeding the recommended maximum pressure to prevent damage.
Fluid Compatibility and Cleanliness:
- Use hydraulic fluids with proper anti-wear additives and cleanliness levels.
- Ensure fluid cleanliness to ISO 17/14 standard or better to extend component life.
Installation and Mounting:
- Ensure proper alignment of the pump shaft with the drive source to prevent misalignment and excessive wear.
- Use correct piping sizes to avoid creating back pressure and heat.
Temperature and Viscosity:
- Maintain fluid temperature below 180°F (82°C) to protect seals and prolong fluid life.
- Select hydraulic fluids with appropriate viscosity for optimal pump performance.
Maintenance and Inspection:
- Regularly change filters and inspect fittings to maintain system cleanliness.
- Avoid using galvanized pipes, as they can flake and contaminate the system.

Denison Piston Pump PVT38 Series Catalog
Model | Denison Piston Pump Price | Contact Us |
---|---|---|
PVT38-2R1D-C02-000 | $2,500.00 - $3,000.00 | Inquiry about this Parts |
PVT38-2R1D-C04-S00 | $2,800.00 - $3,500.00 | Inquiry about this Parts |
Get In Touch
If you’re interested in exploring a range of high-performance hydraulic pumps, and you’re looking for a brand that matches the quality and reliability of industry leaders, consider LOYAL.
Interested in learning more about our products and how they can benefit your operations? Visiting our official website or reaching out to our customer service team through official channels will provide you with all the information and assistance you need.
Choose LOYAL for reliable, efficient, and innovative hydraulic solutions tailored to meet and exceed your expectations.
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Denison Piston Pump PVT38 Series: Common Queries
Explore the advantages of the Denison Piston Pump PVT38 Series for enhanced performance.
Q: What are the key features of the Denison Piston Pump PVT38 Series?
A: The Denison Piston Pump PVT38 Series features high efficiency, variable displacement, and the capability to handle high pressures up to 4350 psi. It is designed for quiet operation, making it suitable for various industrial applications.
Q: What types of hydraulic fluids are compatible with the PVT38 Series pumps?
A: The PVT38 Series pumps are compatible with a wide range of hydraulic fluids, including mineral oils and synthetic fluids with anti-wear additives. Always consult the pump’s manual for specific fluid recommendations.
Q: What is the maximum operating pressure for the PVT38 Series pumps?
A: The maximum continuous operating pressure for the PVT38 Series pumps is 4000 psi, with an intermittent pressure capacity of up to 4350 psi.
Q: How can I ensure the long-term reliability of the PVT38 Series pump?
A: To ensure long-term reliability, use the recommended hydraulic fluids, maintain fluid cleanliness, regularly replace filters, and follow proper installation and alignment procedures. Avoid operating the pump beyond its specified pressure and temperature limits.
Q: Can the PVT38 Series pump be used in high-temperature environments?
A: The PVT38 Series pump can operate effectively in a range of temperatures, but it is crucial to keep the fluid temperature below 180°F (82°C) to protect seals and extend the life of the fluid and pump components.
Q: How does the variable displacement feature benefit the PVT38 Series?
A: The variable displacement feature allows the PVT38 Series to adjust fluid flow and pressure according to system demands, improving efficiency and reducing energy consumption.