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Watts RK 994/994RPDA-CK2 6 Second Check Kit for Series 994 - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts RK 994/994RPDA-CK2 6 Second Check Kit for Series 994

The WATTS Backflow Preventer Repair Kits: Second Check Kit (SKU RK 994/994RPDA-CK2 6, MPN RK 994/994RPDA-CK2 6) is a repair kit for Watts backflow preventers. It includes an O-Ring Groove Seal and is compatible with…

SKU 3G-OTH-436761

Also listed as: RK994994RPDACK26 · RK 994 994RPDA CK2 6 · RK-994-994RPDA-CK2-6

Brand
Watts
Item
RK 994/994RPDA-CK2 6 Second Check Kit for Series 994
Part Number
RK 994/994RPDA-CK2 6
Category
Repair Kits & Parts for Watts Backflow Preventers
Available to Order
Also known as:RK 994/994RPDA-CK2 6Watts
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Watts
Manufacturer Part Number
RK 994/994RPDA-CK2 6
Type
36JD28
Includes
O-Ring Groove Seal
Compatible Valve Size
6 in
Compatible with Series
994
Compatible with Mfr. Model No.
994

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3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS Backflow Preventer Repair Kits: Second Check Kit (SKU RK 994/994RPDA-CK2 6, MPN RK 994/994RPDA-CK2 6) is a repair kit for Watts backflow preventers. It includes an O-Ring Groove Seal and is compatible with a 6-inch valve size, Series 994, and Model 994.

Frequently Asked Questions

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

The Watts backflow preventer second check kit is used to repair the second check valve assembly in Watts Series 994 backflow preventers. It restores proper sealing to prevent reverse water flow in commercial and industrial plumbing systems, ensuring cross-connection control and system reliability.

What are the specifications of the Watts RK 994/994RPDA-CK2 6 repair kit?

The Watts RK 994/994RPDA-CK2 6 repair kit is compatible with a 6-inch valve size and fits Watts Series 994 and Model 994 backflow preventers. It includes an O-Ring Groove Seal. The manufacturer part number is RK 994/994RPDA-CK2 6, and it corresponds to part number 994-NRS.

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 time on the RK 994/994RPDA-CK2 6 kit.

How to install a Watts backflow preventer second check kit?

To install the Watts second check kit, first depressurize and isolate the backflow preventer. Remove the access cover and extract the old second check assembly. Replace it with the new kit, ensuring the O-Ring Groove Seal is properly seated. Reassemble and test per local plumbing codes. Always follow Watts generic installation guidelines.

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
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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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