RK 009M1 CK1 1 1/4 - 2" 1st Check Complete
Item Number: 0887270Brand - Watts
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- Repair Kit Type: First Check
- Weight: 0.55 lb
- Compatible Valve Series: Watts 009M1
- Compatible Valve Sizes: 1 1/4", 1 1/2", 2"
- Kit Contents: First Check Assembly, Cover O-ring, Sensing Passage O-ring
- Genuine Watts Factory Replacement Parts
- No Special Tools Required for Servicing
- Made from High Quality Materials
Description
Description
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This repair kit is designed for use with Watts 009M1 Reduced Pressure Zone (RPZ) Assemblies. It is specifically compatible with valve sizes of 1 1/4 inch, 1 1/2 inch, and 2 inch. The kit replaces the first check assembly and includes the necessary cover O-ring and sensing passage O-ring for a complete repair of this critical internal component.
The first check assembly included in this kit has a heavier spring compared to the second check for this series.

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Additional Details
This repair kit is designed for the Watts 009M1 Reduced Pressure Zone Assembly, specifically for models ranging from 1 1/4 inch to 2 inches. It provides all the necessary components to replace the major internal elements of the first check, ensuring reliable operation of your backflow preventer.
Kit Contents
- First Check Assembly
- Cover O-ring
- Sensing Passage O-ring
Features
- Factory replacement kit ensures perfect fit and function.
- Made from high quality materials for durability.
- Genuine and original Watts parts for reliable performance.
- No special tools required for servicing.
Specifications
General
- Kit Type: Repair Kit
- Brand: Watts
- Series: 009
- Modification: M1
Compatibility
- Compatible Valve Sizes: 1 1/4 inch, 1 1/2 inch, 2 inch
- Compatible Valve Type: Reduced Pressure Zone Assembly
- Check Position: First Check
Contents
- Includes: First Check Assembly, Cover O-ring, Sensing Passage O-ring
- Part Material: High quality materials
- Check Spring: Heavier than second check spring
- Check Line Size: 2 inch