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MCDANIEL MCD-200 Ball Valve 3/4

Mcd-200 Mcdaniel Ball Valve 3/4 Inch 200 Psi

( Brand: Mcdaniel ), ( Manufacturer Part Number: MCD-200 ), ( Part Type: Valve ), ( Country Of Origin: United States )

Review MCDANIEL Ball Valve 3/4 Inch 200 Psi

The **McDaniel McD-200 Ball Valve (3/4" Size, 200 PSI Rating)** is a robust, high-performance quarter-turn ball valve engineered for demanding industrial applications where reliability, durability, and precise flow control are paramount. Designed with a compact yet sturdy construction, this valve features a **3/4-inch (DN20) nominal pipe size**, making it ideal for medium-duty plumbing, HVAC systems, fire protection, and general industrial piping where moderate pressure and temperature conditions are encountered. The **200 PSI (13.8 bar) pressure rating** ensures it can handle standard water, air, and light hydrocarbon systems without compromising on safety or efficiency, while its **full-port design** minimizes pressure drop and maximizes flow capacity, reducing energy costs and improving system performance.

At the heart of the McD-200 is a **high-quality, forged brass body**, which provides excellent corrosion resistance and structural integrity, making it suitable for both fresh and saltwater applications as well as environments where exposure to mild chemicals or moisture is a concern. The valve s **Teflon (PTFE) or Viton sealing elements** offer superior resistance to abrasion, chemical degradation, and temperature fluctuations, ensuring long-term leak-proof performance even in fluctuating operating conditions. The **metal-seated design** further enhances durability, allowing the valve to withstand repeated cycles of opening and closing without wear, while the **smooth, low-friction PTFE ball** ensures effortless operation with minimal torque, reducing maintenance requirements and operator fatigue.

The McD-200 is equipped with a **lug-style end connection**, featuring **NPT (National Pipe Thread) threading** for secure, leak-resistant installations that can be easily integrated into existing piping systems. Its **standard lever handle** provides a simple, intuitive method for manual operation, while the **quick-locking mechanism** allows for rapid on/off control without the need for tools. For applications requiring additional security, the valve can be fitted with a **locking handle or padlock sleeve**, ensuring unauthorized adjustments are prevented. The valve s **compact footprint** and lightweight design make it easy to install in tight spaces, whether in residential plumbing, commercial buildings, or light industrial setups, without sacrificing performance.

Beyond its functional advantages, the McD-200 is built to meet stringent industry standards, including **ASTM B62, ANSI B16.1, and MSS SP-97**, ensuring compatibility with a wide range of piping materials and system requirements. Its **non-rising stem design** eliminates the risk of stem damage during installation or operation, while the **integrated drain port** allows for easy maintenance and cleaning, prolonging the valve s service life. Whether used in **fire sprinkler systems, irrigation networks, or utility piping**, this valve delivers consistent, dependable performance with minimal upkeep, making it a cost-effective solution for professionals who demand both quality and convenience. With its blend of **durability, ease of use, and corrosion resistance**, the McDaniel McD-200 Ball Valve stands as a versatile workhorse for a variety of fluid control applications.

### **Pros and Cons of buying a McDaniel MCD-200 Ball Valve (3/4" Size, 200 PSI)**

#### **Pros:**

1. **Durability and Reliability** The MCD-200 series is known for its robust construction, featuring high-quality materials like brass or stainless steel bodies, which ensure long-term performance in industrial and plumbing applications.

2. **High Pressure Rating (200 PSI)** Suitable for medium to high-pressure systems, making it a versatile choice for water supply lines, HVAC systems, and light industrial applications.

3. **Full-Port Design** The full-bore design minimizes flow restriction, allowing for optimal water flow with minimal pressure drop, which is beneficial for efficiency.

4. **Easy Installation** Standard threaded connections (NPT) make it straightforward to install without requiring specialized tools or expertise.

5. **Leak-Proof Performance** The PTFE (Teflon) seat and sealing system provides excellent resistance to leaks, even under fluctuating pressure conditions.

6. **Corrosion Resistance** Depending on the material (e.g., brass with a nickel plating or stainless steel), it resists corrosion from water, chemicals, and environmental exposure.

7. **Wide Compatibility** Works with copper, PEX, and other common piping materials, making it adaptable for various plumbing setups.

8. **Cost-Effective for Moderate Use** While not the cheapest option, it offers a balance between affordability and performance for residential and light commercial applications.

#### **Cons:**

1. **Limited Temperature Range** Most standard brass ball valves (like this model) have a temperature rating up to **200 F (93 C)**. For high-temperature applications (e.g., steam or industrial heating), a specialized valve may be required.

2. **Material Limitations** Brass versions may not be ideal for highly corrosive environments (e.g., saltwater, strong acids) unless properly coated or plated. Stainless steel versions are better for such conditions but may be more expensive.

3. **Not for Extreme Pressure Spikes** While rated for 200 PSI, sudden pressure surges (e.g., water hammer) could stress the valve over time, potentially leading to leaks or failure if the system lacks proper protection (e.g., pressure regulators).

4. **Maintenance Requirements** Over time, the PTFE seat may wear out, requiring occasional replacement. Regular inspection is recommended, especially in systems with abrasive particles.

5. **Size Limitations** The **3/4" size** may be too small for high-flow applications (e.g., large irrigation systems, commercial water distribution). Larger valves (e.g., 1" or 1.5") would be needed for such uses.

6. **Potential for Freezing in Cold Climates** If exposed to freezing temperatures without proper insulation, water trapped in the valve could freeze and cause damage.

7. **Higher Cost Than Basic Valves** Compared to simple gate or globe valves, ball valves like this offer more functionality but come at a premium price.

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### **Conclusion**

The **McDaniel MCD-200 (3/4", 200 PSI)** is a well-engineered ball valve that excels in **residential plumbing, light commercial applications, and low-to-medium pressure systems** where durability, ease of use, and leak resistance are priorities. It is particularly suitable for **water supply lines, HVAC systems, and irrigation setups** where a reliable, full-port valve is needed.

However, it is **not ideal** for:

- High-temperature applications (above 200 F).

- Extremely corrosive or abrasive environments (unless using stainless steel).

- Systems with frequent pressure spikes or high flow demands (larger sizes may be necessary).

- Outdoor installations in freezing climates without protection.

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### **Recommendation**

**Buy the McDaniel MCD-200 if:**

You need a **durable, leak-resistant ball valve** for **residential plumbing, water supply, or HVAC systems**.

Your system operates within **200 PSI and temperatures below 200 F**.

You prefer **full-bore flow** and easy installation over specialized valves.

You are willing to invest in a **long-lasting, low-maintenance solution** (with occasional seat checks).

**Consider Alternatives if:**

You require **higher temperature or pressure ratings** (e.g., for steam or industrial use) opt for a **stainless steel or forged steel valve**.

Your system has **extreme corrosion risks** (e.g., seawater, chemicals) choose a **full stainless steel or brass with heavy-duty plating**.

You need **larger flow capacity** select a **1" or 1.5" valve** for high-demand applications.

Budget is a major concern a **basic brass ball valve from a different brand** (e.g., Delta or Moen) may suffice for lower-pressure residential use.

**Final Verdict:** For most **standard plumbing and light industrial needs**, the **McDaniel MCD-200 is a solid, reliable choice** that justifies its cost with performance and longevity. Ensure proper installation and regular maintenance to maximize its service life.

Details:

part #: mcd200 prices

  • $10.20-$19.00

specifications valvesplumbing:

  • brand: Mcdaniel
  • mpn: Mcd-200
  • part type: Valve
  • country of origin: United States

general valvesplumbing:

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

seller valvesplumbing:

  • rating: 99.9%
  • # reviews: 7846
  • city: Middletown, Ohio

payments valvesplumbing:

  • wallet: Paypal
  • credit card: Diners-club
  • other

shipping valvesplumbing:

  • service: UPS Ground, UPS Next Day Air Saver, UPS Next Day Air
  • class: Standard, One-day
  • carrier: UPS
  • cost: $14.92
  • type: Calculated
  • transit: 2-5 Days

returns valvesplumbing:

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

offer valvesplumbing:

  • started: April 16, 2026
  • sold: 0
  • quantity: 2
  • options: Ship-to-home
  • best offers: True
  • availability: In Stock
part type: valve, country of origin: united states,
category: business & industrial > hydraulics, pneumatics, pumps plumbing > valves manifolds > ball valves, sku: 23826500633482881,
Mcdaniel MCD-200 Is Similar To:
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2 offers $10.20–$19.00 USD
  • Used. Offer #1 priced at $10.20 + $14.92 shipping estimate = $25.12* total. +$14.92 shipping
  • Used. Offer #2 priced at $19.00 + $7.90 shipping estimate = $26.90* total. Sold as shown 071624G36 It has a diameter of 3/4 inches and can withstand a pressure of up to 200 PSI.+$7.90 shipping

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