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Watts Backflow Preventer Repair Kit: Complete Rubber Parts Kit, 793PG4/793PG6 - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts Backflow Preventer Repair Kit: Complete Rubber Parts Kit, 793PG4/793PG6

The WATTS Backflow Preventer Repair Kit (SKU 30UK40) is a complete rubber parts kit designed for servicing Watts backflow preventers. It includes a diaphragm and is compatible with a 4-inch valve size, Series 909…

SKU 3G-OTH-436707

Brand
Watts
Item
Backflow Preventer Repair Kit: Complete Rubber Parts Kit, 793PG4/793PG6
Category
Repair Kits & Parts for Watts Backflow Preventers
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Technical Specifications

Watts
Manufacturer Part Number
LFRK 909-RT 4
Type
793PG4/793PG6, Repair Kit
LF909
4
Includes
Diaphragm
Compatible Valve Size
4 in
Compatible with Series
909
Compatible with Mfr. Model No.
4 LF909
Compatible with Grainger Part No.
793PG6
View Full Spec Sheet

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

Product Description

The WATTS Backflow Preventer Repair Kit (SKU 30UK40) is a complete rubber parts kit designed for servicing Watts backflow preventers. It includes a diaphragm and is compatible with a 4-inch valve size, Series 909, and manufacturer model number 4 LF909 (Grainger part number 793PG6). This repair kit, with manufacturer part number LFRK 909-RT 4, provides the essential rubber components for maintaining backflow preventers in the specified series.

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 LFRK 909-RT 4 repair kit used for?

The Watts LFRK 909-RT 4 repair kit is used to service Watts backflow preventers in the Series 909, specifically the 4 LF909 model. It contains the essential rubber components, including a diaphragm, needed to restore proper sealing and function during routine maintenance or after a failure.

What are the specifications of the Watts LFRK 909-RT 4 repair kit?

The Watts LFRK 909-RT 4 repair kit includes a diaphragm and is compatible with a 4-inch valve size. It fits Watts Series 909 backflow preventers and the manufacturer model number 4 LF909. The kit is also compatible with Grainger part number 793PG6.

Where to buy the Watts LFRK 909-RT 4 repair kit worldwide?

You can source the Watts LFRK 909-RT 4 repair kit through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct Watts repair kit for your backflow preventer.

How to install the Watts LFRK 909-RT 4 repair kit?

To install the Watts LFRK 909-RT 4 repair kit, first depressurize and isolate the backflow preventer. Remove the valve bonnet and replace the old diaphragm and rubber parts with the new components from the kit. Reassemble and test for leaks per standard backflow maintenance procedures.

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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