We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
Image not available
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts RK 009M2-CK2 2 2 in Second Check Repair Kit for 009M2 Backflow Preventer

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
RK 009M2-CK2 2 2 in Second Check Repair Kit for 009M2 Backflow Preventer
Part Number
RK 009M2-CK2 2
Category
Repair Kits & Parts for Watts Backflow Preventers
Available to Order
Also known as:RK 009M2-CK2 2Watts
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
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

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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 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
Commercial plumbing – Watts standard capacity water pressure regulators (3/8 LF 26AB) for stabilizing incoming water pressure
Industrial steam systems – Watts 152A series steam pressure regulators for pressure reduction in process and heating lines
Cross-connection control – Watts 757 double check backflow preventers for commercial and industrial water supply protection
Boiler safety – Watts ASME Section XIII temperature and pressure relief valves for overpressure protection in heating systems
Hydronic heating – Watts CP16 pilot-operated pressure regulators for maintaining consistent pressure in steam or water loops
Water hammer mitigation – Watts LF15M2-A water hammer arrestors for absorbing surges in quick-closing valve applications
Not sure this is the right part? Photo-identify it

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Watts
Watts
This repair kit is designed for use with Watts SS009 series backflow preventers. It includes a check assembly for servicing the second check valve. Compatible with 1-inch valve sizes, the kit is identified by manufacturer part number RK SS009-CK2 1 and type 793HG5
Watts
Watts
This repair kit includes a check assembly and cover O-ring for the second check position of Watts backflow preventers. Compatible with valve sizes from 1/4 in to 3/4 in and designed for Series RK-SS009 and model SS009M3. Used to replace worn components in backflow prevention assemblies
This repair kit is for Watts backflow preventers, compatible with the 009M2 model and RK-009 series. It includes an upper stem O-ring and is designed for a 2-inch valve size. The kit is used to replace worn internal components, helping to restore proper valve function in water systems
Watts
This repair kit is for Watts backflow preventers, compatible with the 009M2 model and RK-009 series. It includes an upper stem O-ring and is designed for a 2-inch valve size. The kit is used to replace worn internal components, helping to restore proper valve function in water systems

More from Watts

View all Watts parts
Repair kit for Watts backflow preventers, compatible with Series RK-774 and Model 774. Includes a cam check with a check O-ring. Fits valve sizes 2-1/2 in to 4 in. Used to replace worn internal components in backflow prevention assemblies
Watts
Repair kit for Watts backflow preventers, compatible with Series RK-774 and Model 774. Includes a cam check with a check O-ring. Fits valve sizes 2-1/2 in to 4 in. Used to replace worn internal components in backflow prevention assemblies
This repair kit is designed for servicing Watts Series 757 backflow preventers with 3-inch valves. It includes a sleeve O-ring to restore sealing in commercial and industrial water systems. Compatible with models 1KYD7, 1KYD9, 1KYE2, and 757
Watts
This repair kit is designed for servicing Watts Series 757 backflow preventers with 3-inch valves. It includes a sleeve O-ring to restore sealing in commercial and industrial water systems. Compatible with models 1KYD7, 1KYD9, 1KYE2, and 757
Watts
Watts
Repair kit for Watts 007 series backflow preventers. Includes cover O-ring. Compatible with 1/2 in valve size and model 007. Used to replace first or second check assembly in potable water systems
Repair kit for Watts LF009 series backflow preventers. Includes seat O-ring. Compatible with valve sizes 2-1/2 in to 3 in. Used to replace worn relief valve components in backflow prevention assemblies
Watts
Repair kit for Watts LF009 series backflow preventers. Includes seat O-ring. Compatible with valve sizes 2-1/2 in to 3 in. Used to replace worn relief valve components in backflow prevention assemblies
Repair kit for Watts Series 909 backflow preventers, compatible with valve sizes 1-1/4 in to 2 in. Includes cover O-ring. For use with models 818DD1, 818DD7, 818DE2, and LF909M1
Watts
Repair kit for Watts Series 909 backflow preventers, compatible with valve sizes 1-1/4 in to 2 in. Includes cover O-ring. For use with models 818DD1, 818DD7, 818DE2, and LF909M1
First check repair kit for Watts backflow preventers. Compatible with 2-inch valve sizes in the RK-919 series, including model 2 LF919-QT-S-FS. Used to service and restore the first check valve assembly in commercial and industrial water systems
Watts
First check repair kit for Watts backflow preventers. Compatible with 2-inch valve sizes in the RK-919 series, including model 2 LF919-QT-S-FS. Used to service and restore the first check valve assembly in commercial and industrial water systems
Repair kit for Watts 919 series backflow preventers. Includes a relief valve stem O-ring. Compatible with 1-inch valve sizes and model 919. Used to replace worn rubber parts in backflow preventers for maintaining proper sealing
Watts
Repair kit for Watts 919 series backflow preventers. Includes a relief valve stem O-ring. Compatible with 1-inch valve sizes and model 919. Used to replace worn rubber parts in backflow preventers for maintaining proper sealing
This total relief kit is designed for use with Watts Series 009 backflow preventers, compatible with M2 valve sizes. It includes a cover O-ring and is intended for replacing worn relief valve components in models such as 2 009M2 and LF009M2
Watts
This total relief kit is designed for use with Watts Series 009 backflow preventers, compatible with M2 valve sizes. It includes a cover O-ring and is intended for replacing worn relief valve components in models such as 2 009M2 and LF009M2

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first