6 ZW205 RELIEF/SUSTA FIRE VLV ANG BODY GRVD SS SEAT CPR TUBNG BRZ FTNGS
Item Number: 6-ZW205FPAGBrand - Wilkins
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- Valve Type: Pressure Relief / Pressure Sustaining
- Nominal Size: 6 inch
- Body Style: Angle Body
- End Connections: Grooved
- Body Material: Ductile Iron ASTM A536
- Standard Relief Range: 50-200 PSI
- Coating: Blue Fusion Epoxy, FDA Approved
- Certifications: Lead Free, NSF/ANSI/CAN 61
Description
Description
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Help Me Connect
The 6 inch Zurn Wilkins Model ZW205 valve is equipped with grooved end connections, offering versatility for installation. Grooved connections facilitate quick and easy assembly with other grooved pipes, fittings, and couplings, making installation and maintenance straightforward.
Connections
- The valve's grooved ends are designed for connection to 6 inch grooved piping systems.

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Additional Details
The 6 inch Zurn Wilkins Model ZW205 is a Pressure Relief / Pressure Sustaining Valve with an angle body and grooved end connections, designed to maintain a predetermined upstream pressure in critical applications or to provide high capacity pressure relief.
This valve can serve as either a pressure relief valve or a pressure sustaining valve, ensuring optimal control over system pressure.
Key Features
- Serves as both a pressure relief and pressure sustaining valve.
- Designed to maintain a predetermined upstream pressure.
- Equipped with a pressure gauge, wye strainer, and isolation valves for simplified start-up and maintenance.
- All internal and external ferrous surfaces are protected with a blue fusion epoxy coating that is FDA approved.
- Standard relief range is 50 to 200 PSI, with other ranges available for specific applications.
- Features a stainless steel seat and stainless steel disc guide for durability.
- Pilot valve is field adjustable within the pressure control range of the spring.
Construction Materials
- Main Valve Body: Ductile Iron ASTM A536
- Main Valve Cover: Ductile Iron ASTM A536
- Disc: Buna-N Rubber
- Diaphragm: Nylon Reinforced Buna-N
- Seat: Stainless Steel
- Stem: Stainless Steel
- Disc Guide: Stainless Steel
Specifications
- Valve Type: Pressure Relief / Pressure Sustaining Valve
- Model: ZW205
- Nominal Size: 6 inch
- Body Style: Angle Body
- End Connections: Grooved
- Body Material: Ductile Iron ASTM A536
- Seat Material: Stainless Steel
- Disc Material: Buna-N Rubber
- Diaphragm Material: Nylon Reinforced Buna-N
- Stem Material: Stainless Steel
- Disc Guide Material: Stainless Steel
- Coating: Blue Fusion Epoxy, FDA Approved
- Standard Relief Range: 50 - 200 PSI
- Minimum Inlet Pressure: 10 PSI
- Temperature Rating (Water): 33°F to 140°F
- Approximate Weight (6 inch): 130 lbs
Certificates & Approvals
- Lead Free
- NSF/ANSI/AWWA C530
- NSF/ANSI/CAN Standard 61