RK SS009 VT 1/2" Complete Relief Valve Kit **Stainless Steel Valve**
Item Number: 0887509
1
/
of
1
Regular price
$170.25
Limited Stock
(6)
Estimated transit time: 2 to 5 Business Days
Eligible for Express Shipping
Brand - Watts
Couldn't load pickup availability
- 1/2 inch total relief valve replacement kit
- Weight: 7.2 lb
- For Watts Series SS009 backflow preventers
- Prevents backflow due to backsiphonage and backpressure
- Factory replacement for precise fit and function
- Includes seat, O-rings, stem, diaphragm, and spring
- No special tools required for servicing
- Compatible with SS009 devices up to 180°F (82°C)
- Ideal for corrosive or sanitary installations
Description
Description
A 1/2 inch total relief valve replacement kit for Watts Series SS009 backflow preventers. This factory replacement kit is used to repair the relief valve, ensuring continued protection against polluted water entering the potable supply due to backsiphonage or backpressure. It includes a seat, seat O-ring, stem and diaphragm assembly, stem O-ring, cover O-ring, and RV spring, all made of high-quality materials. No special tools are required for installation. The kit is compatible with SS009 devices designed for corrosive or sanitary environments, with a maximum operating temperature of 180°F (82°C). Item number 0887509.
Help Me Connect
Help Me Connect
Compatibility and Installation
- This relief valve kit is specifically designed for 1/2 inch Watts Series SS009 Reduced Pressure Zone Assemblies.
- It is important to note that SS009 stainless steel devices use different repair parts than standard Series 009 backflow preventers. Ensure your device is an SS009 model to guarantee compatibility.
- The kit includes all necessary components for replacing the relief valve, such as the seat, O-rings, stem and diaphragm assembly, and spring.
- No special tools are required for the installation of these replacement parts.

Collapsible content
Additional Details
This 1/2 inch total relief valve replacement kit is designed for repairing the relief valve of Watts Series SS009 backflow preventers.
It helps prevent the reverse flow of polluted water into the potable water supply due to backsiphonage or backpressure.
Kit Contents
- Seat
- Seat O-ring
- Stem and Diaphragm Assembly
- Stem O-ring
- Cover O-ring
- RV Spring
Features
- Factory replacement kit ensures precise fit and function
- Constructed from high quality materials for durability
- No special tools required for changing parts, simplifying maintenance
Compatibility and Use
- Specifically designed for 1/2 inch Watts Series SS009 Reduced Pressure Zone Assemblies
- The SS009 series is built with a stainless steel body, suitable for corrosive or sanitary environments.
- This relief valve kit is for SS009 devices which are NOT approved for hot water applications and are rated for a maximum of 180°F (82°C).
Specifications
- Brand: Watts
- SKU: 0887509
- Product Type: Total Relief Valve Replacement Kit
- Compatible Backflow Preventer Series: Watts SS009
- Nominal Size: 1/2 inch
- Kit Contents: Seat, Seat O-ring, Stem and Diaphragm Assembly, Stem O-ring, Cover O-ring, RV Spring
- Maximum Operating Temperature (of compatible device): 180°F (82°C)
- Application Environment (of compatible device): Corrosive, Sanitary
FAQs
What backflow preventer series is this kit compatible with?
This relief valve kit is specifically designed for the 1/2 inch Watts Series SS009 Reduced Pressure Zone (RPZ) backflow preventers. It is not compatible with standard Watts Series 009 models.
What parts are included in this total relief valve kit?
The kit includes a relief valve seat, seat O-ring, stem and diaphragm assembly, stem O-ring, cover O-ring, and the RV spring, providing all necessary components for a complete relief valve replacement.
Are special tools required to install this replacement kit?
No, special tools are not required for changing the parts in this relief valve kit, simplifying the maintenance process.
Can this kit be used in hot water applications?
No, the Watts Series SS009 backflow preventers, for which this kit is designed, are not approved for hot water devices. They are rated for a maximum operating temperature of 180°F (82°C).
What environments are Watts SS009 backflow preventers typically installed in?
Watts Series SS009 assemblies, compatible with this kit, are designed with a stainless steel body, making them suitable for installation in corrosive or sanitary environments where standard materials might degrade.