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WattsRepair Kits & Parts for Watts Backflow Preventers

Watts Backflow Preventer Repair Kits: Second Check Kit, 5DMJ4/793HL8/818DD2, 009M2

The WATTS Backflow Preventer Repair Kits: Second Check Kit (SKU 3G-OTH-436849) is a repair kit for Watts backflow preventers, including a check assembly. It is compatible with a 2 in valve size, Series RK-009, and…

SKU 3G-OTH-436849

Also listed as: RK009M2CK22 · RK 009M2 CK2 2 · RK-009M2-CK2-2

Brand
Watts
Item
Backflow Preventer Repair Kits: Second Check Kit, 5DMJ4/793HL8/818DD2, 009M2
Category
Repair Kits & Parts for Watts Backflow Preventers
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Watts
Manufacturer Part Number
RK 009M2-CK2 2
Type
5DMJ4/793HL8/818DD2, 009M2, Repair Kit
Includes
Check Assembly
Compatible Valve Size
2 in
Compatible with Series
RK-009
Compatible with Mfr. Model No.
009M2

Technical Documents

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

Product Description

The WATTS Backflow Preventer Repair Kits: Second Check Kit (SKU 3G-OTH-436849) is a repair kit for Watts backflow preventers, including a check assembly. It is compatible with a 2 in valve size, Series RK-009, and Mfr. Model No. 009M2, with manufacturer part number RK 009M2-CK2 2.

Frequently Asked Questions

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

The Watts second check kit is used to repair the check valve assembly inside a Watts 009M2 backflow preventer. It restores proper sealing to prevent reverse flow in commercial and industrial water systems, ensuring cross-connection control and code compliance.

What are the specifications of the Watts RK 009M2-CK2 2 repair kit?

The Watts RK 009M2-CK2 2 repair kit includes a check assembly and is compatible with a 2 in valve size, Series RK-009, and Mfr. Model No. 009M2. The manufacturer part number is RK 009M2-CK2 2, and it is also listed as OEM Part No. 5DMJ4.

Where to buy Watts backflow preventer repair kits worldwide?

3G Electric supplies Watts backflow preventer repair kits worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the RK 009M2-CK2 2 kit.

How to install a Watts second check kit in a backflow preventer?

To install a Watts second check kit, isolate the valve, relieve pressure, and remove the access cover. Replace the old check assembly with the new one from the kit, ensuring proper orientation. Reassemble and test per local codes. Always follow the manufacturer's instructions for your specific model.

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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