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Watts LFRK 909-RT 2-1/2-3 Backflow Preventer Repair Kit - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts LFRK 909-RT 2-1/2-3 Backflow Preventer Repair Kit

The Watts LFRK 909-RT 2-1/2-3 is a complete rubber parts repair kit for Watts 909 Series backflow preventers. It includes an RV disc assembly and is compatible with valve sizes 2-1/2 in to 3 in, as well as part…

SKU 3G-OTH-436699

Also listed as: LFRK909RT2123 · LFRK 909 RT 2 1 2 3 · LFRK-909-RT-2-1-2-3

Brand
Watts
Item
LFRK 909-RT 2-1/2-3 Backflow Preventer Repair Kit
Category
Repair Kits & Parts for Watts Backflow Preventers
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Watts
Manufacturer Part Number
LFRK 909-RT 2-1/2-3
Type
793PG1/793PG2/793PG3/793PG5, 909
Includes
RV Disc Assembly
Compatible Valve Size
2-1/2 in to 3 in
Compatible with Series
909
Compatible with Mfr. Model No.
2-1/2-3 LF909

Technical Documents

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

Product Description

The Watts LFRK 909-RT 2-1/2-3 is a complete rubber parts repair kit for Watts 909 Series backflow preventers. It includes an RV disc assembly and is compatible with valve sizes 2-1/2 in to 3 in, as well as part number 793PG1 and manufacturer model number 2-1/2-3 LF909.

Frequently Asked Questions

What is the Watts LFRK 909-RT 2-1/2-3 repair kit used for?

The Watts LFRK 909-RT 2-1/2-3 is a complete rubber parts repair kit for Watts 909 Series backflow preventers. It is used to replace worn rubber components, including the RV disc assembly, to restore proper sealing and prevent backflow in commercial and industrial water systems.

What are the specifications of the Watts LFRK 909-RT 2-1/2-3?

This repair kit includes an RV disc assembly and is compatible with valve sizes 2-1/2 in to 3 in. It fits Watts 909 Series backflow preventers, including model 2-1/2-3 LF909, and is cross-referenced with part number LF909-DOSY-FS. The manufacturer part number is LFRK 909-RT 2-1/2-3.

Where to buy the Watts LFRK 909-RT 2-1/2-3 repair kit worldwide?

3G Electric supplies the Watts LFRK 909-RT 2-1/2-3 repair kit worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this genuine Watts repair kit.

How to install the Watts LFRK 909-RT 2-1/2-3 repair kit?

To install the Watts LFRK 909-RT 2-1/2-3, first isolate the backflow preventer and relieve pressure. Remove the valve cover and replace the old rubber components with the new RV disc assembly and included parts. Reassemble and test for leaks per standard backflow preventer maintenance practices.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
This repair kit is for servicing Watts Series 909 backflow preventers. It includes an RV disc assembly and is compatible with valve sizes 3/4 in to 1 in, specifically for model 3/4 -1 LF909. Used to replace worn rubber components in backflow prevention assemblies
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This repair kit is for servicing Watts Series 909 backflow preventers. It includes an RV disc assembly and is compatible with valve sizes 3/4 in to 1 in, specifically for model 3/4 -1 LF909. Used to replace worn rubber components in backflow prevention assemblies
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Repair kit for Watts Series 909 backflow preventers, compatible with 6-inch valve size and model 6 LF909. Includes lubricant for installation. Used to replace worn rubber components and restore sealing performance in backflow prevention assemblies
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Repair kit for Watts Series 909 backflow preventers, compatible with 6-inch valve size and model 6 LF909. Includes lubricant for installation. Used to replace worn rubber components and restore sealing performance in backflow prevention assemblies
Repair kit for Watts Series 909 backflow preventers. Includes lubricant. Compatible with 8-inch valves, including model 8 LF909M1. Type 793PG8
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Repair kit for Watts Series 909 backflow preventers. Includes lubricant. Compatible with 8-inch valves, including model 8 LF909M1. Type 793PG8
Repair kit for Watts Series 909 backflow preventers, compatible with valve sizes 1-1/4 in to 2 in. Includes seat O-ring. Fits models 818DD1, 818DD7, and 818DE2. Used to replace worn rubber components in commercial and industrial water systems to maintain backflow protection
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Repair kit for Watts Series 909 backflow preventers, compatible with valve sizes 1-1/4 in to 2 in. Includes seat O-ring. Fits models 818DD1, 818DD7, and 818DE2. Used to replace worn rubber components in commercial and industrial water systems to maintain backflow protection
This relief valve repair kit includes an RV disc assembly for servicing Watts Series 909 backflow preventers. Compatible with valve sizes 2-1/2 in to 3 in and models 793PG1, 793PG2, 793PG3, 793PG5, 909, and LF909. Used in commercial and industrial water systems to replace worn relief valve components
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This relief valve repair kit includes an RV disc assembly for servicing Watts Series 909 backflow preventers. Compatible with valve sizes 2-1/2 in to 3 in and models 793PG1, 793PG2, 793PG3, 793PG5, 909, and LF909. Used in commercial and industrial water systems to replace worn relief valve components

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This repair kit is designed for Watts Series 009 and LF009 backflow preventers, compatible with valve sizes 2-1/2 in to 3 in. It includes a flow tube O-ring and is used to replace the internal check valve assembly, restoring proper sealing in potable water systems
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