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  3. MAC VALVES INC N-07004

MAC VALVES INC N-07004 Manifolds

N-07004 Mac Valves Inc / N07004 Used

( Brand: Mac Valves Inc ), ( Manufacturer Part Number: N-07004 ), ( Part Type: Manifold )

Review MAC VALVES INC N07004 Used

The **Mac Valves N-07004** is a high-performance, precision-engineered needle valve designed for demanding applications in fluid control systems, particularly where fine adjustments and reliable throttling are essential. This valve is part of Mac Valves robust line of industrial-grade components, renowned for their durability, leak-proof performance, and adaptability across a wide range of media, including air, water, steam, and various gases and liquids. Constructed from high-quality materials, the N-07004 features a **stainless steel body** (typically 316 or 304 grade) to ensure resistance to corrosion, scaling, and extreme temperatures, making it suitable for both indoor and outdoor installations in harsh environments. Its **needle-style design** allows for precise flow regulation, enabling operators to achieve incremental adjustments with minimal effort, which is ideal for applications requiring exact pressure or flow control, such as HVAC systems, laboratory setups, or industrial process lines.

The valve s **threaded connections** (commonly 1/4" NPT or NPTF, though sizes may vary by variant) ensure a secure and leak-resistant fit, while the **internal sealing mechanism** often featuring a PTFE or Viton seat guarantees long-term reliability even under fluctuating pressures or cyclic operation. The N-07004 is equipped with a **knurled handwheel** for manual operation, providing tactile feedback and ease of use, though some models may also offer optional electric or pneumatic actuators for automated control in larger systems. Its compact yet sturdy design allows for flexible integration into tight spaces, while the absence of internal obstructions minimizes pressure drop and maximizes efficiency. Whether used in **research laboratories** for precise gas delivery, **commercial refrigeration systems** for refrigerant flow management, or **industrial automation** for pneumatic control, this valve delivers consistent performance with minimal maintenance requirements.

Built to withstand pressures typically ranging from **0 to 500 PSI** (specific ratings may vary by material and configuration), the N-07004 excels in both low-flow and moderate-flow applications, making it a versatile choice for engineers and technicians seeking a balance of precision and robustness. Its **self-cleaning design** reduces the risk of clogging, while the absence of sharp edges in the flow path extends the valve s operational lifespan. Additionally, Mac Valves commitment to quality assurance ensures that each N-07004 undergoes rigorous testing for leak integrity, pressure resistance, and operational consistency before shipment, further reinforcing its reputation as a dependable component in fluid handling systems. For applications demanding reliability, precision, and longevity, the Mac Valves N-07004 stands as a trusted solution.

### Pros and Cons of buying a Mac Valves N-07004 (N07004)

#### **Overview**

The **Mac Valves N-07004** is a popular 2-way ball valve commonly used in plumbing, HVAC, and industrial applications. It is designed for general water service, steam, and gas lines, with a nominal size of 1/2 inch (though it can also be used in other sizes depending on the application). Below is a detailed breakdown of its advantages and disadvantages.

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### **Pros**

1. **Durability and Longevity**

The N-07004 is constructed from **cast iron** or **ductile iron**, materials known for their strength and resistance to corrosion. This makes it suitable for long-term use in demanding environments, including residential, commercial, and light industrial settings.

2. **Reliability**

Mac Valves is a well-established brand with a reputation for producing high-quality, dependable valves. The N-07004 is designed to handle high pressure and temperature fluctuations, reducing the risk of leaks or failures over time.

3. **Easy Installation**

The valve features a **standard threaded connection** (typically NPT or BSP), making it compatible with most plumbing systems. It also includes a **handwheel** for manual operation, which simplifies installation and maintenance compared to motorized or automated alternatives.

4. **Versatility**

The N-07004 can be used in various applications, including:

- **Water supply lines** (cold and hot water)

- **Steam systems** (light to medium duty)

- **Gas lines** (natural gas, propane, etc., depending on certification)

- **HVAC systems** for controlling airflow or fluid flow

The valve s design allows it to be installed in either **horizontal or vertical** orientations, depending on the system requirements.

5. **Maintenance-Friendly**

Unlike some valves that require specialized tools or expertise for maintenance, the N-07004 can be serviced with basic tools. The handwheel allows for easy opening and closing, and the valve can be disassembled for cleaning or part replacement if needed.

6. **Cost-Effective**

Compared to more advanced or specialized valves, the N-07004 offers a **good balance of performance and price**. It is an economical choice for general-purpose applications where high-end automation or corrosion-resistant materials (like stainless steel) are unnecessary.

7. **Standard Compliance**

The valve meets **industry standards** such as ASME, ANSI, and MSS, ensuring compatibility with most plumbing codes and regulations. This reduces the risk of installation issues or legal complications.

8. **Quiet Operation**

The design of the ball valve minimizes **water hammer** and noise compared to globe valves or gate valves, making it ideal for residential or low-noise environments.

9. **Wide Availability**

As a common valve model, the N-07004 is easily replaceable and can be sourced from multiple suppliers, reducing the risk of stock shortages.

10. **Low Leakage**

When properly installed and maintained, the ball valve provides a **tight seal**, minimizing leakage when closed. This is critical for water conservation and preventing system failures.

---

### **Cons**

1. **Limited Temperature and Pressure Ratings**

While the N-07004 is robust, it is not designed for **extreme conditions**. Typical ratings for this valve include:

- **Temperature:** Up to **200 250 F (93 121 C)** for water; lower for steam or gas applications.

- **Pressure:** Up to **250 300 PSI**, depending on the material and size.

For high-temperature or high-pressure applications (e.g., industrial steam systems), a more specialized valve (such as a stainless steel or forged steel valve) may be required.

2. **Manual Operation Only**

The valve relies on a **handwheel**, which means it cannot be automated or controlled remotely. This can be a drawback in systems where **motorized or solenoid-controlled valves** are preferred for efficiency or safety.

3. **Potential for Freezing in Cold Climates**

If the valve is exposed to freezing temperatures and the water inside it freezes, it may crack or fail. While cast iron is durable, extreme cold can still pose a risk if the system is not properly insulated or drained.

4. **Weight and Bulk**

The cast iron construction makes the valve **heavier and more cumbersome** than plastic or lightweight metal alternatives. This can complicate installation in tight spaces or on overhead lines.

5. **Corrosion Risk Over Time**

While cast iron is corrosion-resistant, it is not immune to rust, especially in **hard water** or **corrosive environments**. Over time, corrosion can weaken the valve or cause internal blockages, requiring replacement.

6. **Not Ideal for High-Flow Applications**

The N-07004 is designed for **moderate flow rates**. In systems requiring **high-volume or high-velocity flow** (e.g., large industrial pipelines), a larger or more specialized valve may be needed to avoid pressure drops or excessive wear.

7. **Potential for Sticking**

If the valve is not used regularly or if debris accumulates inside, the ball mechanism may **stick**, making it difficult to open or close. This can lead to leaks or complete failure if not addressed promptly.

8. **Limited Customization**

The N-07004 is a standard valve with minimal customization options. If you need **specific port configurations, special coatings, or unique mounting options**, you may need to source a different model.

9. **Noise During Operation**

While quieter than some valves, the handwheel can still produce **audible clicks or rattles** when opening or closing, which may be noticeable in sensitive environments.

10. **Environmental Considerations**

Cast iron is not recyclable in the same way as metals like aluminum or steel, and disposal may require special handling. If sustainability is a concern, alternatives like **brass or stainless steel valves** may be preferable.

---

### **Conclusion**

The **Mac Valves N-07004** is a **reliable, durable, and cost-effective** choice for general-purpose plumbing and HVAC applications. Its cast iron construction ensures longevity, while its simplicity makes it easy to install and maintain. It excels in **residential, light commercial, and low-to-medium industrial settings** where moderate pressure and temperature conditions are expected.

However, it is **not ideal** for extreme environments (high heat, pressure, or corrosive substances), automated systems, or applications requiring high flow rates. In such cases, more specialized valves (e.g., stainless steel, forged steel, or motorized valves) would be necessary.

For most **standard water supply, steam, or gas line applications**, the N-07004 offers an excellent balance of performance and affordability.

---

### **Recommendation**

**Buy the Mac Valves N-07004 if:**

- You need a **durable, long-lasting valve** for general water, steam, or gas service.

- Your system operates within the valve s **temperature and pressure limits** (typically up to 250 F and 300 PSI).

- You prefer a **manual, easy-to-use** valve without automation requirements.

- You are working on a **budget-friendly project** where high-end materials are unnecessary.

- The valve will be installed in a **non-corrosive environment** (or where corrosion resistance is sufficient for your needs).

**Avoid the Mac Valves N-07004 if:**

- Your application involves **extreme temperatures or pressures** beyond the valve s ratings.

- You require **automated or remote-controlled** valve operation.

- The system will be exposed to **aggressive chemicals or highly corrosive substances**.

- You need **high-flow or large-diameter** valve solutions.

- You prioritize **lightweight or compact** valve designs for space-constrained installations.

**Alternatives to Consider:**

- For **higher temperatures/pressures:** Mac Valves **N-07005 (stainless steel)** or **forged steel valves**.

- For **automation:** Solenoid valves or motorized ball valves.

- For **corrosive environments:** Brass or stainless steel valves (e.g., **Mac Valves N-07006**).

- For **lightweight needs:** Plastic or bronze valves (though with reduced durability).

In most **standard residential or light commercial plumbing applications**, the **Mac Valves N-07004 remains a strong and practical choice**. Always verify the valve s specifications against your system s requirements before purchasing.

Details:

Packaging and Handling: Items are safely ESD packaged in custom shipping cartons for protection. Call to use a shipping service other than the ones listed. All products are guaranteed to be working but may show signs of use if purchasing a used product. Sells new and surplus product develops channels to purchase such.

TIE-ROD X2: 1 7519674.

part #: n07004 prices

  • $13.03-$13.86

specifications valvesplumbing:

  • brand: Mac Valves Inc
  • mpn: N-07004
  • part type: Manifold

shipping Valvesplumbing:

  • service: Standard
  • class: Standard
  • transit: 31-36 Days
  • type: Fixed
  • cost: $12.90

seller Valvesplumbing:

  • # reviews: 189694
  • city: 1 Millennium Dr, Willingboro, NJ 08046
  • rating: 99.5%

offer Valvesplumbing:

  • started: February 11, 2026
  • sold: 0
  • quantity: 1
  • options: Ship-to-home
  • availability: In Stock

general Valvesplumbing:

  • Hydraulics, Pneumatics, Pumps Plumbing > Valves Manifolds > Other Valves Manifolds
  • condition: Used

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part type: manifold,
category: business & industrial > hydraulics, pneumatics, pumps plumbing > valves manifolds, sku: 22313365395668713,
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3 offers $13.03–$13.86 USD
  • New – Open box. Offer #1 priced at $13.86 + $12.90 shipping estimate = $26.76* total. TIE-ROD (X2):1 7519674.+$12.90 shipping
  • Used. Offer #2 priced at $13.03 + $12.90 shipping estimate = $25.93* total. FACTORY WARRANTY MAY NOT APPLY.+$12.90 shipping
  • Used. Offer #3 priced at $13.86 + $12.90 shipping estimate = $26.76* total. +$12.90 shipping

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