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  3. TUTHILL 3C2EN-C-7

TUTHILL 3C2EN-C-7 Rotary Gear Pump Inlet Outlet Cast Iron 1-1/4 Inlet/outlet

3c2en-c-7 Tuthill Rotary Gear Pump 1-1/4 Inch Inlet/outlet Cast Iron Used

( Brand: Tuthill ), ( Manufacturer Part Number: 3C2EN-C-7 ), ( Part Type: Gear Pump Outlet )

Review TUTHILL Rotary Gear Pump 1-1/4 Inch Inlet/outlet Cast Iron Used

The **Tuthill 3C2EN-C-7 Rotary Gear Pump** is a robust, high-performance industrial pump engineered for demanding applications requiring reliable, consistent fluid transfer with minimal maintenance. Built with a durable **cast iron construction**, this pump is designed to withstand harsh operating conditions, making it an ideal choice for industries such as chemical processing, oil and gas, wastewater treatment, and general industrial fluid handling. The **1-1/4" inlet and outlet ports** provide ample flow capacity while maintaining compatibility with a wide range of piping systems, ensuring seamless integration into existing setups.

This **positive displacement rotary gear pump** operates on a simple yet highly efficient principle, utilizing two meshing gears to draw fluid into the pump chamber and force it through the outlet under pressure. The **3C2EN-C-7 model** is part of Tuthill s trusted lineup, known for precision engineering and long-lasting performance, making it suitable for both light-duty and heavy-duty applications. Its **self-priming capability** allows for quick startup and reduces downtime, while the **sealed internal design** minimizes leakage and contamination, ensuring clean and consistent fluid transfer.

Constructed with **high-grade cast iron components**, this pump is built to endure abrasive, corrosive, or viscous fluids, offering excellent resistance to wear and tear. The **mechanical seal** (standard on this model) provides a reliable barrier against fluid leakage, enhancing safety and operational efficiency. Additionally, the pump s **compact yet sturdy frame** allows for easy installation in tight spaces, whether mounted on a skid, platform, or directly to a base plate.

With a focus on **durability and efficiency**, the **Tuthill 3C2EN-C-7** delivers steady flow rates with minimal pulsation, making it well-suited for applications requiring precise metering or continuous processing. Its **versatile design** accommodates a variety of fluids, including water, oils, slurries, and chemicals, while its **low-maintenance construction** reduces operational costs over time. Whether used in a manufacturing plant, refinery, or municipal facility, this pump exemplifies Tuthill s commitment to **reliability, performance, and long-term value**, ensuring dependable fluid handling for years to come.

### **Pros and Cons of buying a Tuthill 3C2EN-C-7 Rotary Gear Pump (1-1/4" Inlet/Outlet, Cast Iron)**

#### **Pros:**

1. **Reliable Performance** Rotary gear pumps are known for consistent, pulsation-free flow, making them ideal for applications requiring steady fluid transfer, such as lubrication, hydraulic systems, or light industrial processes.

2. **Durable Construction** The cast iron housing provides strength and resistance to wear, extending the pump s lifespan in demanding environments. Cast iron also handles moderate temperatures better than some plastics or lighter metals.

3. **Versatile Fluid Handling** This model can handle a range of fluids, including oils, fuels, and light chemicals, depending on the seals and materials used. The 1-1/4" ports allow for moderate flow rates, suitable for many small to medium industrial or mobile applications.

4. **Low Maintenance** Gear pumps typically require less maintenance than positive displacement pumps with more complex mechanisms. The simplicity of gear design reduces the risk of internal failures from clogging or binding.

5. **Compact and Portable** The size of this pump makes it suitable for mobile applications, such as agricultural equipment, marine systems, or portable hydraulic setups where space is limited.

6. **Good Pressure Capability** Rotary gear pumps can generate moderate pressure (typically up to 1,000 2,000 psi, depending on the model), which may be sufficient for many hydraulic or lubrication tasks without requiring a more robust pump.

7. **Compatibility with Common Fluids** If the pump is properly sealed and lubricated, it can handle a variety of petroleum-based and synthetic fluids, making it a practical choice for general industrial use.

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#### **Cons:**

1. **Limited Flow Rate** The 1-1/4" ports suggest this pump is designed for moderate flow rates (likely in the range of a few gallons per minute to around 20 GPM, depending on RPM). For high-volume applications, a larger or different type of pump may be needed.

2. **Wear and Tear on Fluids** Gear pumps can generate some heat and shear forces, which may degrade fluids over time, particularly with thin or sensitive liquids. This could shorten the lifespan of the fluid or require more frequent changes.

3. **Seal and Leak Risks** The pump s seals (typically mechanical or lip seals) are critical to preventing leaks. Over time, seals can wear out, especially if the pump is exposed to abrasive particles or extreme temperatures. Regular seal replacement may be necessary.

4. **Not Ideal for High-Viscosity or Abrasive Fluids** While gear pumps can handle viscous fluids, extremely thick or abrasive materials may cause excessive wear on the gears and housing, reducing efficiency and lifespan.

5. **Noise and Vibration** Gear pumps can produce more noise and vibration compared to some other types of pumps, which may be a concern in sensitive environments or applications requiring quiet operation.

6. **Limited Pressure for High-Demand Applications** While capable of moderate pressure, this pump may not be suitable for high-pressure hydraulic systems or applications requiring precise control, where a more advanced pump (e.g., a progressive cavity or piston pump) might be better.

7. **Cost of Replacement Parts** While the pump itself may be affordable, replacement gears, seals, or bearings could add up in cost over time, especially if the pump is used in harsh conditions.

8. **Potential for Fluid Contamination** If the pump is not properly maintained, debris or metal particles from worn gears or housing could contaminate the fluid, leading to system failures downstream.

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### **Conclusion:**

The Tuthill 3C2EN-C-7 rotary gear pump is a solid choice for applications requiring **reliable, pulsation-free fluid transfer** in moderate flow rates, particularly where **durability and simplicity** are priorities. It excels in **lubrication, hydraulic assist, or general industrial fluid handling** tasks where cast iron construction and ease of maintenance are advantageous. However, it may not be the best fit for **high-volume, high-pressure, or abrasive fluid applications**, nor for environments where noise or vibration are critical concerns.

For users needing **higher flow rates, extreme pressure, or handling of very viscous or contaminated fluids**, a different pump type (e.g., a progressive cavity pump, lobe pump, or piston pump) might be more appropriate. Similarly, if the application involves **precise metering or sensitive fluids**, a gear pump could introduce unnecessary wear or contamination risks.

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### **Recommendation:** **Buy this pump if:**

- You need a **durable, low-maintenance solution** for moderate flow rates (e.g., 5 20 GPM).

- Your application involves **oils, fuels, or light chemicals** without extreme abrasives.

- You require **pulsation-free flow** for hydraulic assist, lubrication, or similar tasks.

- The **cast iron construction** aligns with your environmental or durability needs.

- You have **limited space** and need a compact, portable option.

**Avoid this pump if:**

- You require **high flow rates** (consider a larger gear pump or centrifugal pump).

- Your fluids are **extremely viscous, abrasive, or chemically aggressive** (a different pump type may be needed).

- You need **ultra-high pressure** (e.g., above 2,000 psi) or **precise metering**.

- Noise or vibration is a significant concern (a different pump design may reduce these issues).

**Additional Tips:**

- Ensure the pump is **properly lubricated** and that seals are compatible with your fluid.

- Regularly inspect for **wear on gears and seals** to prevent leaks or performance degradation.

- Consider pairing it with a **filter system** if your fluid contains particulates.

- If possible, test the pump with your specific fluid before committing to long-term use to verify compatibility.

Overall, this pump offers a **good balance of reliability and simplicity** for many industrial and mobile applications, but its limitations should be carefully weighed against your specific requirements.

Details:

Tuthill 3C2EN-C-7 Rotary Gear Pump 1-1/4 Inlet/Outlet Cast Iron USED, This item is used and in working condition.

part #: 3c2enc7 price

  • $499.99

specifications valvplu:

  • brand: Tuthill
  • mpn: 3c2en-c-7
  • part type: Gear Pump Outlet

payments valvplu:

  • credit card: Diners-club
  • wallet: Apple-pay
  • other

returns valvplu:

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

offer valvplu:

  • best offers: True
  • availability: In Stock
  • sold: 0
  • options: Ship-to-home
  • started: April 6, 2026
  • quantity: 1

shipping valvplu:

  • type: Calculated
  • carrier: UPS
  • transit: 4-10 Days
  • class: Standard
  • service: UPS Ground
  • cost: $81.87

general valvplu:

  • condition: Used
  • Pumps Pump Accessories > Vacuum Pumps > Rotary Gear Pumps

seller valvplu:

  • rating: 99.9%
  • city: Buffalo, New York
  • # reviews: 9181
part type: gear pump outlet,
category: business & industrial > pumps pump accessories > vacuum pumps > rotary gear pumps, sku: 11862911007880723,
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1 offer $499.99 USD
  • Used. Offer #1 priced at $499.99 + $81.87 shipping estimate = $581.86* total. This item is used and in working condition.+$81.87 shipping

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