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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.

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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WATTS Backflow Preventer Repair Kits: First or Second Check Kit, 36JC58/36JC64, 709/LF709, RK-LF709 (MPN LFRK 709-CK4 10). Key specifications — Compatible Valve Size: 10 in; Compatible with Grainger Part No.: 36JC58; Compatible with Series: RK-LF709; Compatible with Mfr. Model No.: LF709; Includes: Disc and Spring Assembly.
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