Watts Backflow Preventer Repair Kit: Check Rubber Parts Kit, 21/2 757 OSY/3 757 OSY/4 757 OSY
The WATTS Backflow Preventer Repair Kit: Check Rubber Parts Kit (SKU RK757-757-DCDA-RC4, MPN RK757-757-DCDA-RC4) is a repair kit for Watts backflow preventers. It includes an O-ring and is compatible with valve sizes…
SKU 3G-OTH-436679
Also listed as: RK757757DCDARC4 · RK757 757 DCDA RC4
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.
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Product Description
The WATTS Backflow Preventer Repair Kit: Check Rubber Parts Kit (SKU RK757-757-DCDA-RC4, MPN RK757-757-DCDA-RC4) is a repair kit for Watts backflow preventers. It includes an O-ring and is compatible with valve sizes 2-1/2 in to 4 in, the 757DCDA series, and model 21/2 757 OSY.
Frequently Asked Questions
What is the Watts backflow preventer repair kit used for?
This Watts repair kit (MPN RK757-757-DCDA-RC4) is used to replace worn check rubber parts in Watts 757DCDA series backflow preventers. It helps maintain backflow prevention in commercial and industrial water systems, ensuring compliance with plumbing codes and preventing contamination of potable water supplies.
What are the specifications of the Watts backflow preventer repair kit?
The Watts repair kit (SKU 3G-OTH-436679) includes an O-ring and is compatible with valve sizes 2-1/2 in to 4 in. It fits the Watts 757DCDA series and model 21/2 757 OSY. The manufacturer part number is RK757-757-DCDA-RC4. It is also compatible with part number 21/2 757 OSY.
Where to buy Watts backflow preventer repair kits worldwide?
3G Electric supplies Watts backflow preventer repair kits worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the RK757-757-DCDA-RC4 kit.
How to install the Watts backflow preventer repair kit?
To install the Watts repair kit, first depressurize and isolate the backflow preventer. Remove the check valve assembly, replace the old rubber parts with the new O-ring and components from the RK757-757-DCDA-RC4 kit, then reassemble. Follow Watts' generic installation guidelines for 757DCDA series devices to ensure proper sealing.
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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.
