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Watts Backflow Preventer Repair Kits: First Check Kit, 809GD0, 2 in Compatible Valve Size - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts Backflow Preventer Repair Kits: First Check Kit, 809GD0, 2 in Compatible Valve Size

The WATTS Backflow Preventer Repair Kits: First Check Kit is a repair kit for Watts backflow preventers, compatible with Series RK-919 and Model LF919. It includes a spring and cover O-ring and is designed for a…

SKU 3G-OTH-436737

Also listed as: RK919CK12 · RK 919 CK1 2 · RK-919-CK1-2

Brand
Watts
Item
Backflow Preventer Repair Kits: First Check Kit, 809GD0, 2 in Compatible Valve Size
Category
Repair Kits & Parts for Watts Backflow Preventers
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Technical Specifications

Watts
Manufacturer Part Number
RK 919-CK1 2
Type
809GD0, 919/LF919
Includes
Spring and Cover O-Ring
Compatible Valve Size
2 in
Compatible with Series
RK-919
Compatible with Mfr. Model No.
LF919

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Watts Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS Backflow Preventer Repair Kits: First Check Kit is a repair kit for Watts backflow preventers, compatible with Series RK-919 and Model LF919. It includes a spring and cover O-ring and is designed for a 2-inch compatible valve size, with manufacturer part number RK 919-CK1 2.

Frequently Asked Questions

What is the Watts backflow preventer first check kit used for?

The Watts backflow preventer first check kit is used to repair the first check valve assembly in Watts backflow preventers. It is designed for 2-inch valve sizes and is compatible with Series RK-919 and Model LF919. This kit helps maintain backflow prevention in commercial and industrial water systems.

What are the specifications of the Watts RK 919-CK1 2 repair kit?

The Watts RK 919-CK1 2 repair kit includes a spring and cover O-ring. It is compatible with a 2-inch valve size, Series RK-919, and Model LF919. The manufacturer part number is RK 919-CK1 2, and it is also compatible with OEM part number 809GD0. This kit is designed for Watts backflow preventers.

Where to buy Watts backflow preventer repair kits worldwide?

You can source Watts backflow preventer repair kits worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead times on the RK 919-CK1 2 kit. We supply genuine Watts parts for industrial applications.

How to install the Watts first check kit in a backflow preventer?

To install the Watts first check kit, first depressurize and drain the backflow preventer. Remove the access cover and replace the old spring and cover O-ring with the new components from the RK 919-CK1 2 kit. Ensure proper alignment and reassemble. Always follow the manufacturer's instructions for your specific Watts model to ensure correct installation.

Used in

Common applications for Watts
Industrial burner gas safety systems — Watts HF2000 filters with GF-series seal kits maintain clean, regulated gas supply to burner pilot and main flame controls
Commercial heating and boiler installations — Modular filter assemblies support preventive maintenance and component replacement without full system shutdown
Process gas delivery pipelines — DN25 through DN125 filter bodies accommodate varying flow rates and inlet pressures across manufacturing and chemical processes
Gas pressure regulation benches — Multi-stage Watts filter platforms integrate with pressure reducers and safety shutoff valves in test and calibration environments
Equipment retrofit and upgrade projects — Available connection sizes and seal kits enable adaptation of newer Watts components into legacy gas control systems
Planned maintenance and spare-parts inventory — Filter seal kits allow facilities to stock consumables in advance, reducing downtime during scheduled gas system servicing

Watts Products

3G Electric supplies Watts repair kits & parts for watts backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Cross-referenced by specification & description
WATTS Backflow Preventer Repair Kits: First Check Kit, 809GC7, 1 in Compatible Valve Size, 919/LF919 (MPN RK 919-CK1 1)
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WATTS Backflow Preventer Repair Kits: First Check Kit, 809GC8/809GC9, 919/LF919, Repair Kit, RK-919 (MPN RK 919-CK1 1-1/4-1-1/2)
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