KENNEDY 8068A-600 10306008068A Ks Fw Flanged Fire Resilient 6IN 8068A-0600 509 Gate Valve

( Brand: Kennedy ), ( Manufacturer Part Number: 8068A-600 ), ( Part Type: Fire Valve Flanged ), ( Suitable Media: Water ), ( Wog Rating: 200 Psi ), ( Finish: Fusion Bonded Epoxy Coated ), ( Stem Type: Os Y Outside Screw And Yoke ), ( Connection: Flanged X Flanged ), ( Valve Operation: Manual ), ( Valve Class: Class 125 / Class 150 Flange Drilling ), ( Unit Type: Unit ), ( Material: Cast Iron / Ductile Iron ), ( Diameter: 6 In ), ( Part Number: 10306008068a ), ( Valve Type: Gate Valve ), ( Wedge Material: Epdm Encapsulated Ductile Iron ), ( Application: Fire Protection, Potable Water, Industrial ), ( California Prop 65 Warning: This Product Can Expose You To Chemicals Including Lead Or Lead Compounds Which Are Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. For More Information Go To Www.p65warnings.ca.gov ), ( Series: Ks-fw Series 8000 ), ( Gate Type: Resilient Wedge ), ( Certification: Ul Listed, Fm Approved, Nsf Ansi 61 ), ( Country Of Origin: United States )

Review KENNEDY Ks fw 6in Model 509 Flanged Fire Resilient Gate Valve Os

The **Kennedy 8068A-600 KS-FW 6-inch (150mm) 8068A-0600 509 Flanged Fire Resilient Gate Valve** is a robust, high-performance industrial valve engineered to meet stringent fire safety and operational demands in critical piping systems. Part of Kennedy Valve s trusted 8000 Series, this resilient gate valve is specifically designed for fire protection applications, ensuring reliable performance even under extreme thermal and pressure conditions. Constructed with a **6-inch (150mm) nominal size**, it features a **welded steel body** reinforced with a **fire-resistant lining** (509 designation), which prevents deformation, cracking, or failure when exposed to high temperatures critical for maintaining system integrity during a fire emergency. The **KS-FW** designation indicates its compliance with **K-factor standards** for fire safety, ensuring it meets or exceeds industry regulations such as NFPA 25 or FM Global requirements.

The valve s **flanged ends (8068A-0600)** are precision-machined to ANSI B16.5 standards, providing a secure, leak-proof connection to compatible piping systems, whether in commercial, institutional, or industrial settings. Its **resilient seating** combines a durable metal shell with a fire-resistant elastomeric insert, ensuring tight shutoff while maintaining flexibility under thermal stress. The **gate mechanism** operates smoothly with minimal torque, thanks to Kennedy s optimized stem design and lubrication system, reducing wear and extending service life. This valve is ideal for applications where fire safety is paramount, such as **fire sprinkler systems, standpipe networks, or critical water distribution lines**, where failure is not an option.

Built to withstand **high-pressure ratings** (typically Class 150 or 300, depending on configuration), the Kennedy 8068A-600 excels in both **normal operating conditions and emergency scenarios**, where its fire-resistant properties prevent catastrophic system failure. The valve s **corrosion-resistant coatings** and **high-strength materials** further enhance its durability, ensuring longevity in harsh environments. Whether installed in a new construction project or as part of an existing fire protection infrastructure, this valve delivers uncompromising reliability, making it a cornerstone of fire-safe piping systems.

### **Pros and Cons of buying a Kennedy 8068A-600 KS-FW 6" Flanged Fire Resilient Gate Valve**

1. **High-Quality Construction** Kennedy Valve is a well-established brand known for durable, reliable industrial valves. This model is designed for heavy-duty applications, ensuring long-term performance in demanding environments.

2. **Fire Resistant (KS-FW Rating)** The valve meets **Korea Standard (KS) fire-resistant requirements**, making it suitable for fire protection systems. This ensures it can withstand high temperatures without failing, which is critical in emergency situations.

3. **Flanged Design (6" Size)** The flanged connection provides a secure, leak-proof seal, reducing the risk of fluid loss or contamination. This is ideal for piping systems where tight connections are essential.

4. **Gate Valve Functionality** As a gate valve, it allows for full or no flow, making it ideal for on/off control in water, steam, or fire protection systems. It is not designed for throttling but excels in complete shutoff.

5. **Corrosion and Wear Resistance** The resilient seating and body materials are likely designed to resist corrosion, scaling, and abrasion, extending the valve s lifespan in harsh conditions.

6. **Compatibility with Fire Protection Systems** Since it is labeled for fire use, it can be integrated into sprinkler, hydrant, or other fire suppression systems without compromising safety.

7. **Standardized Sizing (6")** The 6-inch size is common in industrial and municipal piping, making it easy to install in existing systems without excessive modifications.

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1. **Limited Throttling Capability** Gate valves are not designed for partial flow control. If the application requires gradual adjustment of flow rates, a globe or butterfly valve may be more appropriate.

2. **Higher Initial Cost** Compared to standard gate valves, fire-rated valves (especially those meeting strict standards like KS-FW) tend to be more expensive due to additional materials and testing.

3. **Maintenance Requirements** Resilient-seated gate valves may require periodic lubrication and inspection to prevent seat wear, especially in systems with abrasive fluids or frequent cycling.

4. **Installation Complexity** Flanged connections require precise alignment and bolting to ensure a leak-free seal. Improper installation can lead to leaks or operational failures.

5. **Weight and Space Considerations** Larger valves like this 6" model are heavier and may require additional structural support in piping systems.

6. **Potential for Sticking in Extreme Conditions** If the valve is not regularly operated, the resilient seat or gate mechanism could become stiff, requiring manual intervention to open or close.

7. **Limited Availability of Spare Parts** Depending on the region, finding replacement seats, gaskets, or O-rings for a specialized fire-rated valve may be more difficult than for standard valves.

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The **Kennedy 8068A-600 KS-FW 6" flanged fire resilient gate valve** is a **high-quality, reliable choice** for applications where **fire safety, durability, and secure shutoff** are critical. It is well-suited for **fire protection systems, industrial piping, or water distribution networks** where a robust, leak-proof valve is required.

However, if **cost efficiency, throttling control, or ease of maintenance** are primary concerns, alternative valve types (such as globe or butterfly valves) may be more appropriate. The **higher upfront cost and potential maintenance needs** must be weighed against the long-term benefits of a fire-rated, flanged gate valve.

- You need a **fire-rated, flanged gate valve** for a **critical shutoff application** (e.g., fire sprinklers, hydrants, or industrial piping).

- You prioritize **durability, leak resistance, and compliance with fire safety standards**.

- Your system requires **full flow or no flow** without throttling.

- You need **flow regulation**, in which case a **globe or butterfly valve** may be better.

- Budget constraints make the **higher cost prohibitive**, and a standard gate valve suffices.

- The valve will be installed in a **low-maintenance environment**, and you prefer a simpler design.

For most **fire protection and industrial applications**, this valve is a **strong, well-engineered choice** that justifies its specifications. Ensure proper installation and periodic maintenance to maximize its lifespan.

Details:

These steps help ensure leak free installation and long service life. Kennedy 8068A-600 6 OS Y Gate Valve model 509 Flanged Fire Main UL FM KS-FW, Resilient Wedge 4 Flange x Listed KS-FW Series 8000 AWWA C509 NSF ANSI 61 Certified. Designed for fire protection systems, water distribution back flow prevented installations, pump discharge isolation, and line shutoff valves. The item may show cosmetic imperfections from storage, such as light surface rust, oxidation, or marks, visible in the photos.

This OS Y Outside Screw Yoke gate valve provides reliable bubble-tight shutoff, corrosion resistance, and long service life in demanding commercial industrial piping environments. Item has not been tested and is sold as-is. Markings on valve body: KENNEDY KS-FWUL symbol FM symbol200 WOG / 200 PSIUSA. OS Y stem allows visual position indication for open or closed valve status.

Triple O-ring stem sealing system improves durability and serviceability. Photos include images of both actual valves, which are in very similar condition. Original factory packaging is not included. Model: 509Series: KS-FW Series 8000Part number: 8068A-600Part marking: 8068A 0600Size: 6 inch.

Industrial Kennedy Valve model 509 KS-FW Series 8000 fire protection gate valve designed for sprinkler systems, main piping, potable water supply mechanical rooms, pump and municipal infrastructure. INSTALLATION NOTES FROM TAG: Valve tested to required pressure.Manufacturer recommends: Check all bolts and nuts for tightness before installation Tighten stuffing box follower Verify opening direction matches system configuration Cycle valve wedge up down ensure proper operation Apply joint grease only pipe threads, not seat Wrap buried valves with polyethylene wrap corrosion protection Install supported free from piping stress. INFORMATION FROM LABELS FROM TAGS: Manufacturer: Kennedy Valve. Valve designed for on-off flow control in fire protection and water service applications.

part #: 8068a600 prices

• $755.25-$985.00

specifications valvesplumbing:

• brand: Kennedy
• mpn: 8068a-600
• part type: Fire Valve Flanged
• suitable media: Water
• wog rating: 200 Psi
• finish: Fusion Bonded Epoxy Coated
• stem type: Os Y Outside Screw And Yoke
• connection: Flanged X Flanged
• valve operation: Manual
• valve class: Class 125 / Class 150 Flange Drilling
• unit type: Unit
• material: Cast Iron / Ductile Iron
• diameter: 6 In
• part number: 10306008068a
• valve type: Gate Valve
• wedge material: Epdm Encapsulated Ductile Iron
• application: Fire Protection, Potable Water, Industrial
• california prop 65 warning: This Product Can Expose You To Chemicals Including Lead Or Lead Compounds Which Are Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. For More Information Go To Www.p65warnings.ca.gov
• series: Ks-fw Series 8000
• gate type: Resilient Wedge
• certification: Ul Listed, Fm Approved, Nsf Ansi 61
• country of origin: United States

seller valvesplumbing:

• # reviews: 192
• city: Brighton, Massachusetts
• rating: 100.0%

returns valvesplumbing:

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

offer valvesplumbing:

• started: April 1, 2026
• sold: 0
• options: Ship-to-home
• availability: In Stock
• best offers: True
• quantity: 2

payments valvesplumbing:

• credit card: Discover
• wallet: Paypal
• other

general valvesplumbing:

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

shipping valvesplumbing:

• transit: 3-9 Days
• class: Standard, Expedited
• type: Calculated
• service: UPS Ground, UPS 2nd Day Air
• carrier: UPS
• cost: $229.12

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