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Watts Backflow Preventer Repair Kits: Repair Kit, 6AUW6 - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts Backflow Preventer Repair Kits: Repair Kit, 6AUW6

The WATTS Backflow Preventer Repair Kit (SKU 844GE3, MPN ARK HMB/BLT CK1 2.5-3) is a repair kit for Watts backflow preventers, compatible with valve sizes 2-1/2 in to 3 in. It is designed for use with the Watts…

SKU 3G-OTH-436876

Brand
Watts
Item
Backflow Preventer Repair Kits: Repair Kit, 6AUW6
Category
Repair Kits & Parts for Watts Backflow Preventers
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Technical Specifications

Watts
Manufacturer Part Number
ARK HMB/BLT CK1 2.5-3
Type
6AUW6
Compatible Valve Size
2-1/2 in to 3 in
Compatible with Series
5000SS
Compatible with Mfr. Model No.
4000BLT
Compatible with Grainger Part No.
6AUW6
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 844GE3, MPN ARK HMB/BLT CK1 2.5-3) is a repair kit for Watts backflow preventers, compatible with valve sizes 2-1/2 in to 3 in. It is designed for use with the Watts Series 5000SS and Mfr. Model No. 4000BLT, and corresponds to Grainger Part No. 6AUW6.

Frequently Asked Questions

What is the Watts backflow preventer repair kit used for?

This Watts repair kit is used to service backflow preventers in commercial and industrial water systems. It restores proper sealing and check-valve function, helping maintain cross-connection control and compliance with plumbing codes. 3G Electric supplies this kit for worldwide delivery.

What are the specifications of the Watts ARK HMB/BLT CK1 2.5-3 repair kit?

The Watts repair kit (MPN ARK HMB/BLT CK1 2.5-3) is compatible with valve sizes 2-1/2 in to 3 in. It works with Watts Series 5000SS and Model 4000BLT backflow preventers. The Grainger cross-reference is Part No. 6AUW6. 3G Electric sources this genuine Watts kit globally.

Where to buy a Watts backflow preventer repair kit worldwide?

3G Electric supplies the Watts ARK HMB/BLT CK1 2.5-3 repair kit to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this genuine Watts part.

How to install a Watts backflow preventer repair kit?

Installation requires depressurizing the system, removing the old internal components, and replacing them with the new kit parts per Watts instructions. Always follow local plumbing codes and use proper tools. 3G Electric provides this genuine Watts kit; consult a licensed plumber for 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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