Oberdorfer N4000-S3 Pedestal Mount Bronze Gear Pump with Buna Lipseal
The Oberdorfer N4000-S3 is a premium bronze pedestal mount gear pump engineered for dependable fluid transfer in demanding industrial and marine applications. This external rotary gear pump features a buna lipseal configuration, delivering reliable performance with minimal maintenance requirements. Built with bronze construction, the N4000-S3 offers superior corrosion resistance and durability, making it an ideal choice for both saltwater and freshwater environments where equipment longevity is essential.
Designed with a compact pedestal mount configuration, the N4000-S3 provides efficient displacement and consistent flow rates suitable for fuel oil, lubrication, and various fluid transfer operations. The self-priming capabilities of this gear pump eliminate the need for external priming systems, streamlining installation and operational setup. With its proven track record in marine and industrial sectors, this pump combines traditional bronze reliability with modern seal technology to ensure years of trouble-free service.
The N4000-S3 represents Oberdorfer's commitment to quality engineering and performance excellence. Whether you're operating a commercial vessel, industrial facility, or specialized equipment system, this pedestal mount gear pump delivers the consistent flow and pressure control needed for critical operations. The buna lipseal configuration provides enhanced fluid containment while maintaining compatibility with a wide range of fluid types commonly used in marine and industrial applications.
Key Features:
- External rotary gear pump design with proven performance
- Bronze construction for superior corrosion and corrosive fluid resistance
- Buna lipseal configuration for reliable fluid containment and minimal leakage
- Pedestal mount configuration for stable, secure installation
- Self-priming capability eliminates external prime requirements
- Compact design suitable for space-constrained installations
- Low noise operation and smooth fluid delivery
- Port size 1-1/4 inch NPT connections
Applications:
- Marine fuel oil transfer and circulation systems
- Industrial lubrication and fluid transfer operations
- Fuel supply and distribution systems on commercial vessels
- Hydraulic fluid transfer and circulation applications
- General industrial fluid pumping and transfer
- Bilge and ballast fluid systems
- Thermal fluid circulation and heating systems
Specifications:
- Model: N4000-S3
- Pump Type: External rotary gear pump
- Housing Material: Bronze
- Seal Type: Buna lipseal
- Mount Style: Pedestal mount
- Port Configuration: 1-1/4 inch NPT
- Displacement: 1.5 cubic inches per revolution
- Flow Rate: Approximately 1.5 gallons per minute at 1800 RPM
- Maximum Pressure: 150 PSI (rated)
- Temperature Range: -10°F to 200°F
- Rotation: Clockwise
- Mounting: Pedestal base configuration
Frequently Asked Questions
Q: Is the Oberdorfer N4000-S3 suitable for saltwater marine applications?
Yes, the N4000-S3 is specifically designed for marine service with bronze construction that provides excellent corrosion resistance in saltwater environments, making it ideal for commercial and recreational vessels operating in coastal and open ocean conditions.
Q: What types of fluids can be pumped with the N4000-S3 gear pump?
The N4000-S3 with buna lipseal is compatible with fuel oil, lubrication oils, hydraulic fluids, thermal fluids, and various industrial liquids commonly used in marine and industrial applications, provided they are non-abrasive and within the temperature specifications.
Q: Does the N4000-S3 require a motor primer or external priming system?
No, the N4000-S3 features self-priming capability, which means it can automatically prime itself without requiring external priming systems or manual priming procedures, significantly simplifying installation and reducing startup complexity.
Q: What makes the pedestal mount configuration advantageous compared to other pump mounts?
The pedestal mount design provides stable, vibration-resistant installation with a lower center of gravity, making it ideal for vessel decks and industrial floor applications where space efficiency and operational stability are critical considerations.
Q: How does the buna lipseal compare to packing seals used in other Oberdorfer pump models?
The buna lipseal offers superior sealing with minimal leakage while maintaining lower operating temperatures and reduced friction compared to traditional packing seals, resulting in improved efficiency, longer service life, and lower maintenance requirements across the pump's operational lifespan.
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