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Watts Backflow Preventer Repair Kits: First Check Kit, 793HG5, 1 in Compatible Valve Size - Repair Kits & Parts for Watts Backflow Preventers

WattsRepair Kits & Parts for Watts Backflow Preventers

Watts Backflow Preventer Repair Kits: First Check Kit, 793HG5, 1 in Compatible Valve Size

The WATTS Backflow Preventer Repair Kits: First Check Kit (SKU 844GH0) is a repair kit for Watts backflow preventers, compatible with the SS009 series and model SS009. It includes a cover O-ring and is designed for…

SKU 3G-OTH-436801

Brand

Watts

Item

Backflow Preventer Repair Kits: First Check Kit, 793HG5, 1 in Compatible Valve Size

Category

Repair Kits & Parts for Watts Backflow Preventers

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Technical Specifications

Watts

Manufacturer Part Number

RK SS009-CK1 1 

Type

793HG5, SS009 

Includes

Cover O-Ring 

Compatible Valve Size

1 in 

Compatible with Series

SS009 

Compatible with Mfr. Model No.

SS009 

Compatible with Grainger Part No.

793HG5 

View Full Spec Sheet

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Watts Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS Backflow Preventer Repair Kits: First Check Kit (SKU 844GH0) is a repair kit for Watts backflow preventers, compatible with the SS009 series and model SS009. It includes a cover O-ring and is designed for 1-inch compatible valve sizes.

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: Complete Rubber Parts Kit, 793HG5, 1 in Compatible Valve Size (MPN RK SS009-RT 1). Key specifications — Compatible Valve Size: 1 in; Compatible with Grainger Part No.: 793HG5; Compatible with Series: SS009; Compatible with Mfr. Model No.: SS009; Includes: (2) Disc Assemblies.

WATTS Backflow Preventer Repair Kits: Complete Rubber Parts Kit, 793HG5, 1 in Compatible Valve Size (MPN RK SS009-RT 1). Key specifications — Compatible Valve Size: 1 in; Compatible with Grainger Part No.: 793HG5; Compatible with Series: SS009; Compatible with Mfr. Model No.: SS009; Includes: (2) Disc Assemblies.

WATTS Backflow Preventer Repair Kits: Total Relief Valve Kit, 793HG5, 1 in Compatible Valve Size (MPN RK SS009-VT 1). Key specifications — Compatible Valve Size: 1 in; Compatible with Grainger Part No.: 793HG5; Compatible with Series: SS009; Compatible with Mfr. Model No.: SS009; Includes: Cover O-Ring.

WATTS Backflow Preventer Repair Kits: Total Relief Valve Kit, 793HG5, 1 in Compatible Valve Size (MPN RK SS009-VT 1). Key specifications — Compatible Valve Size: 1 in; Compatible with Grainger Part No.: 793HG5; Compatible with Series: SS009; Compatible with Mfr. Model No.: SS009; Includes: Cover O-Ring.

WATTS Backflow Preventer Repair Kits: First Check Kit, 1KYE6/793HG6, Check Assembly/Cover O-Ring (MPN RK SS009M3-CK1-1/4-3/4). Key specifications — Compatible Valve Size: 1/4 in to 3/4 in; Compatible with Grainger Part No.: 1KYE6; Compatible with Series: RK-SS009; Compatible with Mfr. Model No.: SS009M3; Includes: Cover O-Ring.

WATTS Backflow Preventer Repair Kits: First Check Kit, 1KYE6/793HG6, Check Assembly/Cover O-Ring (MPN RK SS009M3-CK1-1/4-3/4). Key specifications — Compatible Valve Size: 1/4 in to 3/4 in; Compatible with Grainger Part No.: 1KYE6; Compatible with Series: RK-SS009; Compatible with Mfr. Model No.: SS009M3; Includes: Cover O-Ring.

WATTS Backflow Preventer Repair Kits: First Check Kit, 809GC7, 1 in Compatible Valve Size, 919/LF919 (MPN RK 919-CK1 1). Key specifications — Compatible Valve Size: 1 in; Compatible with Grainger Part No.: 809GC7; Compatible with Series: RK-919; Compatible with Mfr. Model No.: LF919; Includes: Spring and Cover O-Ring.

WATTS Backflow Preventer Repair Kits: First Check Kit, 809GC7, 1 in Compatible Valve Size, 919/LF919 (MPN RK 919-CK1 1). Key specifications — Compatible Valve Size: 1 in; Compatible with Grainger Part No.: 809GC7; Compatible with Series: RK-919; Compatible with Mfr. Model No.: LF919; Includes: Spring and Cover O-Ring.

WATTS Backflow Preventer Repair Kits: First Check Kit, 809GD0, 2 in Compatible Valve Size, 919/LF919 (MPN RK 919-CK1 2). Key specifications — Compatible Valve Size: 2 in; Compatible with Grainger Part No.: 809GD0; Compatible with Series: RK-919; Compatible with Mfr. Model No.: LF919; Includes: Spring and Cover O-Ring.

WATTS Backflow Preventer Repair Kits: First Check Kit, 809GD0, 2 in Compatible Valve Size, 919/LF919 (MPN RK 919-CK1 2). Key specifications — Compatible Valve Size: 2 in; Compatible with Grainger Part No.: 809GD0; Compatible with Series: RK-919; Compatible with Mfr. Model No.: LF919; Includes: Spring and Cover O-Ring.

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WATTS Relief Valve Repair Kit: Relief Valve Kit, 793HG3/793HG4/793HL6/793HL7/793HP6/818DD9, 009 (MPN 009 M2 1-1/4 - 1-1/2 Relief Valve). Key specifications — Compatible Valve Size: M2; Compatible with Grainger Part No.: 793HG4; Compatible with Series: 009; Compatible with Mfr. Model No.: 1-1/4 - 1-1/2 009M2/LF009M2; Includes: Diaphragm.

WATTS Relief Valve Repair Kit: Relief Valve Kit, 793HG3/793HG4/793HL6/793HL7/793HP6/818DD9, 009 (MPN 009 M2 1-1/4 - 1-1/2 Relief Valve). Key specifications — Compatible Valve Size: M2; Compatible with Grainger Part No.: 793HG4; Compatible with Series: 009; Compatible with Mfr. Model No.: 1-1/4 - 1-1/2 009M2/LF009M2; Includes: Diaphragm.

WATTS First Check Valve Repair Kit: First Check Valve Kit, 793PG1/793PG2/793PG3/793PG5, Repair Kit (MPN LFRK 909-CK1 2-1/2-3). Key specifications — Compatible Valve Size: 2-1/2 in to 3 in; Compatible with Grainger Part No.: 793PG1; Compatible with Series: 909; Compatible with Mfr. Model No.: 2-1/2-3 LF909; Includes: Lubricant.

WATTS First Check Valve Repair Kit: First Check Valve Kit, 793PG1/793PG2/793PG3/793PG5, Repair Kit (MPN LFRK 909-CK1 2-1/2-3). Key specifications — Compatible Valve Size: 2-1/2 in to 3 in; Compatible with Grainger Part No.: 793PG1; Compatible with Series: 909; Compatible with Mfr. Model No.: 2-1/2-3 LF909; Includes: Lubricant.

WATTS Backflow Preventer Repair Kits: First or Second Check Kit, 1/2 in Compatible Valve Size (MPN RK 007-CK4-1/2). Key specifications — Compatible Valve Size: 1/2 in; Compatible with Grainger Part No.: 429J25; Compatible with Series: RK-007; Compatible with Mfr. Model No.: 007; Includes: Cover O-Ring.

WATTS Backflow Preventer Repair Kit: Complete Rubber Parts Kit, 818DD1/818DD7/818DE2, Repair Kit (MPN LFRK 909M1-RT 1-1/4-2). Key specifications — Compatible Valve Size: 1-1/4 in to 2 in; Compatible with Grainger Part No.: 818DE2; Compatible with Series: 909; Compatible with Mfr. Model No.: 1-1/4-2 LF909M1; Includes: Seat O-Ring.

WATTS Backflow Preventer Repair Kit: Complete Rubber Parts Kit, 818DD1/818DD7/818DE2, Repair Kit (MPN LFRK 909M1-RT 1-1/4-2). Key specifications — Compatible Valve Size: 1-1/4 in to 2 in; Compatible with Grainger Part No.: 818DE2; Compatible with Series: 909; Compatible with Mfr. Model No.: 1-1/4-2 LF909M1; Includes: Seat O-Ring.

WATTS Backflow Preventer Repair Kit: Complete Rubber Parts Kit, 3/4 in/M2 Compatible Valve Size, 009 (MPN 009 M2-3/4 Rubber Kit). Key specifications — Compatible Valve Size: M2; Compatible with Series: 009; Compatible with Mfr. Model No.: 3/4 009M2/LF009M2; Includes: (2) Molded Disc Assembly.

WATTS Backflow Preventer Repair Kit: Complete Rubber Parts Kit, 3/4 in/M2 Compatible Valve Size, 009 (MPN 009 M2-3/4 Rubber Kit). Key specifications — Compatible Valve Size: M2; Compatible with Series: 009; Compatible with Mfr. Model No.: 3/4 009M2/LF009M2; Includes: (2) Molded Disc Assembly.

WATTS Total Relief Kit: Total Relief Kit, 793PG1/793PG2/793PG3/793PG5, 2 1/2-3 LF909, Repair Kit (MPN 909 2-1/2 - 3 Total Relief Kit). Key specifications — Compatible Valve Size: 2-1/2 in to 3 in; Compatible with Grainger Part No.: 793PG3; Compatible with Series: RK-LF909; Compatible with Mfr. Model No.: 2-1/2-3 LF909; Includes: Flow Tube O-Ring.

WATTS Total Relief Kit: Total Relief Kit, 793PG1/793PG2/793PG3/793PG5, 2 1/2-3 LF909, Repair Kit (MPN 909 2-1/2 - 3 Total Relief Kit). Key specifications — Compatible Valve Size: 2-1/2 in to 3 in; Compatible with Grainger Part No.: 793PG3; Compatible with Series: RK-LF909; Compatible with Mfr. Model No.: 2-1/2-3 LF909; Includes: Flow Tube O-Ring.

WATTS Backflow Preventer Repair Kits: First Check Kit, 809GC6, 3/4 in Compatible Valve Size, RK-919 (MPN RK 919-CK1-3/4). Key specifications — Compatible Valve Size: 3/4 in; Compatible with Grainger Part No.: 809GC6; Compatible with Series: RK-919; Compatible with Mfr. Model No.: LF919; Includes: Check Assembly.

WATTS Backflow Preventer Repair Kits: First Check Kit, 809GC6, 3/4 in Compatible Valve Size, RK-919 (MPN RK 919-CK1-3/4). Key specifications — Compatible Valve Size: 3/4 in; Compatible with Grainger Part No.: 809GC6; Compatible with Series: RK-919; Compatible with Mfr. Model No.: LF919; Includes: Check Assembly.

WATTS Double Check Valve Repair Kit: Double Check Valve Repair Kit, 522P30/812MY5/818DE7, Repair Kit (MPN 007 M3-3/4 Rubber Kit). Key specifications — Compatible Valve Size: 3/4 in; Compatible with Grainger Part No.: 522P30; Compatible with Series: 007; Compatible with Mfr. Model No.: 3/4 007M3/LF007M3; Includes: (2) Disc Assembly.

WATTS Double Check Valve Repair Kit: Double Check Valve Repair Kit, 522P30/812MY5/818DE7, Repair Kit (MPN 007 M3-3/4 Rubber Kit). Key specifications — Compatible Valve Size: 3/4 in; Compatible with Grainger Part No.: 522P30; Compatible with Series: 007; Compatible with Mfr. Model No.: 3/4 007M3/LF007M3; Includes: (2) Disc Assembly.