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Watts Vacuum Breaker Repair Kit: Rubber Parts Kit, 1/2 in to 3/4 in Compatible Valve Size - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts Vacuum Breaker Repair Kit: Rubber Parts Kit, 1/2 in to 3/4 in Compatible Valve Size

This Watts Vacuum Breaker Repair Kit is a rubber parts kit designed for servicing Watts 800M4 Series backflow preventers. It includes a bonnet O-ring and is compatible with valve sizes of 1/2 in to 3/4 in. The…

SKU 3G-OTH-436693

Brand
Watts
Item
Vacuum Breaker Repair Kit: Rubber Parts Kit, 1/2 in to 3/4 in Compatible Valve Size
Category
Repair Kits & Parts for Watts Backflow Preventers
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Technical Specifications

Watts
Manufacturer Part Number
800M4-1/2-3/4 Rubber Kit
Type
800M4
Includes
Bonnet O-Ring
Compatible Valve Size
1/2 in to 3/4 in
Compatible with Series
800M4
Compatible with Mfr. Model No.
1/2 - 3/4 800M4
Compatible with Grainger Part No.
36JD31
View Full Spec Sheet

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

Product Description

This Watts Vacuum Breaker Repair Kit is a rubber parts kit designed for servicing Watts 800M4 Series backflow preventers. It includes a bonnet O-ring and is compatible with valve sizes of 1/2 in to 3/4 in. The manufacturer part number is 800M4-1/2-3/4 Rubber Kit.

Frequently Asked Questions

What is the Watts 800M4 vacuum breaker repair kit used for?

This Watts repair kit is used to service 800M4 Series backflow preventers. It contains rubber parts including a bonnet O-ring to replace worn seals, ensuring the vacuum breaker maintains proper backflow protection in plumbing systems.

What are the specifications of the Watts 800M4-1/2-3/4 rubber kit?

The kit is compatible with valve sizes 1/2 in to 3/4 in and fits Watts 800M4 Series models. It includes a bonnet O-ring. The manufacturer part number is 800M4-1/2-3/4 Rubber Kit, and it is compatible with Grainger Part No. 36JD31.

Where to buy Watts vacuum breaker repair kit worldwide?

3G Electric supplies this Watts repair kit worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the 800M4-1/2-3/4 Rubber Kit for your backflow preventer maintenance needs.

How to install the Watts 800M4 vacuum breaker repair kit?

To install, first depressurize the system and remove the bonnet from the 800M4 vacuum breaker. Replace the old bonnet O-ring with the new one from the kit. Reassemble the bonnet and test for leaks. Always follow Watts' service instructions for proper installation.

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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