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Watts First Check Kit for Backflow Preventers, RK774/774DCDA-CK1-21/2-4 - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts First Check Kit for Backflow Preventers, RK774/774DCDA-CK1-21/2-4

The WATTS Backflow Preventer Repair Kits: First Check Kit is a repair kit for Watts backflow preventers, compatible with Series RK-774 and Mfr. Model No. 774. It includes a Cam Check with a Check O-Ring and is…

SKU 3G-OTH-436758

Also listed as: RK774774DCDACK12124 · RK774 774DCDA CK1 21 2 4 · RK774-774DCDA-CK1-21-2-4

Brand
Watts
Item
First Check Kit for Backflow Preventers, RK774/774DCDA-CK1-21/2-4
Part Number
RK774/774DCDA-CK1-21/2-4
Category
Repair Kits & Parts for Watts Backflow Preventers
Available to Order
Also known as:RK774/774DCDA-CK1-21/2-4Watts
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Watts
Manufacturer Part Number
RK774/774DCDA-CK1-21/2-4
Type
36JC71/36JC72/36JC73/36JC78/36JC79/36JC80
Includes
Cam Check with a Check O-Ring
Compatible Valve Size
2-1/2 in to 4 in
Compatible with Series
RK-774
Compatible with Mfr. Model No.
774

Technical Documents

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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-774 and Mfr. Model No. 774. It includes a Cam Check with a Check O-Ring and is designed for compatible valve sizes of 2-1/2 in to 4 in. The manufacturer part number is RK774/774DCDA-CK1-21/2-4.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the WATTS Backflow Preventer First Check Kit used for?

The WATTS First Check Kit is a repair kit for backflow preventers, specifically for Series RK-774 and Model 774. It includes a Cam Check with a Check O-Ring to replace worn internal components, ensuring backflow prevention in commercial and industrial water systems.

What are the specifications of the WATTS First Check Kit?

The WATTS First Check Kit (MPN RK774/774DCDA-CK1-21/2-4) is compatible with valve sizes 2-1/2 in to 4 in. It includes a Cam Check with a Check O-Ring and is designed for Series RK-774 and Model 774 backflow preventers.

Where to buy WATTS backflow preventer repair kits worldwide?

3G Electric supplies WATTS backflow preventer repair kits, including the First Check Kit, to customers worldwide. We handle full logistics and customs clearance, delivering genuine industrial parts to your facility regardless of location.

How to install a WATTS First Check Kit in a backflow preventer?

To install the WATTS First Check Kit, isolate the backflow preventer and relieve pressure. Remove the old check assembly and replace it with the new Cam Check and Check O-Ring from the kit. Reassemble and test per local plumbing codes.

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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