FLOWSERVE 4446BSE Worcester Ball Valve 1/2 CFM8 35

( Brand: Flowserve ), ( Manufacturer Part Number: 4446BSE ), ( Part Type: Valve ), ( Housing Material: Stainless Steel )

Review FLOWSERVE Worcester 1/2 Ball Valve 35

The **Flowserve 4446BSE Worcester 1/2" Ball Valve (CFM8-35)** is a high-performance, full-port, brass-bodied ball valve engineered for reliable and efficient fluid control in residential and light commercial plumbing applications. Designed with a **Worcester Series 4446BSE** configuration, this valve features a **1/2-inch NPT (National Pipe Thread)** connection, ensuring compatibility with standard plumbing systems while delivering superior flow capacity and minimal pressure drop. The valve s **full-port design** maximizes flow rate, making it ideal for high-demand applications such as under-sink water filtration systems, irrigation setups, or secondary water supply lines where unobstructed water flow is critical. Constructed from **yellow brass (C37700)**, the body and trim components offer excellent corrosion resistance, durability, and compatibility with both potable and non-potable water systems, including those containing softened or treated water. The valve incorporates a **Teflon (PTFE) seat and stem seal**, providing long-lasting leak resistance, smooth operation, and resistance to chemical degradation, ensuring trouble-free performance even in demanding environments.

The **CFM8-35** designation indicates this valve is equipped with a **standard lever handle**, offering easy manual operation with a 90-degree turn for full on/off control. The handle is designed for ergonomic use, allowing for quick adjustments without tools, making it user-friendly for both homeowners and maintenance professionals. Internally, the valve features a **stainless steel ball**, which enhances wear resistance and ensures consistent sealing performance over thousands of cycles. The **pressure-rated design** (suitable for standard water system pressures up to 175 PSI at 70 F) and **temperature range** (up to 210 F) make it versatile for a variety of residential and light commercial applications, including hot and cold water distribution, irrigation systems, and secondary water supply lines. Additionally, the valve s **threaded connections** (1/2" NPT) allow for easy installation and integration into existing plumbing infrastructure, reducing downtime and labor costs.

For applications requiring enhanced reliability, the **Flowserve 4446BSE** is often preferred over standard plastic or lower-grade metal valves due to its robust construction and superior sealing performance. The valve s **full-port design** ensures that it does not restrict flow, which is particularly advantageous in systems where water efficiency and pressure maintenance are priorities. Whether installed in a home s secondary water line, a filtration system, or a commercial irrigation setup, this valve delivers consistent, leak-free operation with minimal maintenance requirements. Its **brass construction** also provides a more durable and aesthetically pleasing alternative to plastic valves, making it a practical choice for both functional and visual considerations. Overall, the **Flowserve 4446BSE Worcester 1/2" Ball Valve (CFM8-35)** is a dependable, high-quality solution for precise fluid control in demanding residential and light commercial plumbing applications.

**Pros and Cons of buying a Flowserve 4446BSE (Worcester 1/2 Ball Valve, CFM8, 35 Series)**

### **Pros**

1. **Reliability and Durability** The Flowserve 4446BSE is a high-quality ball valve designed for residential and light commercial water systems. It is built with durable materials, including brass construction, which resists corrosion and extends the valve s lifespan.

2. **Leak-Proof Performance** The full-port design ensures minimal pressure drop, and the tight-sealing ball mechanism prevents leaks when fully closed. This is particularly useful for preventing water waste and potential damage from hidden leaks.

3. **Easy Installation and Maintenance** The valve features a straightforward design with standard threading (in this case, 1/2" NPT), making it easy to install without specialized tools. It also has a simple handle mechanism that allows for quick operation and occasional maintenance.

4. **Compatibility with Existing Systems** As part of the Worcester 35 Series, this valve is designed to integrate seamlessly with other plumbing components in residential or small commercial setups. It is commonly used in applications such as shutoff valves, bypass systems, or as a replacement for older valves.

5. **Pressure and Temperature Ratings** The valve is rated for high pressure (up to 350 PSI) and temperature resistance (up to 210 F), making it suitable for a wide range of applications, including hot and cold water lines.

6. **Brand Reputation** Flowserve (now part of Emerson) is a well-established manufacturer known for producing high-quality plumbing fixtures and valves. The Worcester brand, in particular, is trusted for reliability in residential plumbing.

7. **Cost-Effective for Long-Term Use** While the upfront cost may be higher than some generic alternatives, the durability and performance of this valve often justify the investment, reducing the need for frequent replacements.

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### **Cons**

1. **Higher Initial Cost** Compared to basic ball valves from lesser-known brands, the Flowserve 4446BSE is more expensive. This may be a deterrent for budget-conscious buyers or those replacing a valve in a low-pressure system where premium features are unnecessary.

2. **Potential Overkill for Low-Pressure Systems** If the valve is being installed in a system with very low water pressure (well below 350 PSI), the high-pressure rating may not be fully utilized, making a more affordable valve sufficient.

3. **Limited Customization** The valve comes in standard configurations (e.g., 1/2" size, brass finish). If you require specialized features such as different handle styles, materials, or additional seals, you may need to source alternatives.

4. **Weight and Bulk** The brass construction makes the valve heavier and slightly bulkier than plastic or lower-grade metal alternatives. This could be a minor inconvenience during installation or storage.

5. **Potential for Sticking Over Time** Like all ball valves, prolonged use can lead to the ball mechanism becoming slightly sticky due to sediment buildup or mineral deposits. Regular maintenance (e.g., lubrication of the handle or occasional cleaning) is recommended to prevent this.

6. **Availability and Lead Times** Depending on the supplier, high-demand models like this one may have longer lead times or require ordering through specialized plumbing distributors rather than general hardware stores.

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### **Conclusion**

The Flowserve 4446BSE (Worcester 1/2 Ball Valve) is an excellent choice for applications requiring a durable, leak-proof, and high-performance ball valve. Its robust construction, compatibility with standard plumbing systems, and brand reliability make it a strong investment for residential or light commercial use. However, if budget constraints or system requirements are minimal, a more affordable valve may suffice.

### **Recommendation**

- You need a long-lasting, high-quality valve for a residential or small commercial water system.

- Your system operates at moderate to high pressure (closer to or above 100 PSI).

- You prioritize reliability and are willing to pay a premium for a trusted brand.

- You plan to use it in a critical location (e.g., main shutoff, bypass, or high-traffic areas).

- Your budget is tight, and you can find a similarly rated valve from a reputable brand at a lower cost.

- Your system operates at very low pressure (e.g., below 50 PSI), where a basic valve would be adequate.

- You require custom features (e.g., different handle styles, materials, or special seals) not offered by this model.

For most homeowners or small-scale applications where reliability is key, the Flowserve 4446BSE is a **strong recommendation**. However, always verify compatibility with your specific system and consult a plumber if unsure.

Details:

It features a stainless steel housing material, making it durable and resistant to corrosion. The product is a 1/2 inch ball valve with cfm 8 35 rating, manufactured by FLOWSERVE. This ball valve is designed for use in various industrial applications involving hydraulics, pneumatic, pumps, and plumbing systems, offering reliable efficient flow control. Ideal for businesses and industrial settings where precise control over fluid flow is essential optimal performance.

part #: 4446bse prices

• $24.95-$460.65

specifications valvesplumbing:

• brand: Flowserve
• mpn: 4446bse
• part type: Valve
• housing material: Stainless Steel

returns valvesplumbing:

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

general valvesplumbing:

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

payments valvesplumbing:

• wallet: Apple-pay
• credit card: Discover
• other

shipping valvesplumbing:

• service: FedEx Ground Economy
• cost: $0.00
• type: Fixed
• transit: 3-8 Days
• carrier: FedEx
• class: Economy

offer valvesplumbing:

• quantity: 1
• started: April 7, 2026
• sold: 0
• best offers: True
• options: Ship-to-home
• availability: In Stock

seller valvesplumbing:

• # reviews: 554
• rating: 99.1%
• city: Ludington, Michigan

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