Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
Watts Total Relief Kit: Total Relief Kit, 793HG9/818DD3/818DE0/818DE3, 3/4 009M3/LF009M3 - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts Total Relief Kit: Total Relief Kit, 793HG9/818DD3/818DE0/818DE3, 3/4 009M3/LF009M3

The WATTS Total Relief Kit is a repair kit for Watts backflow preventers, specifically designed for the Series 009. This kit includes a Stem and Diaphragm Assembly and is compatible with valve size M3 and…

SKU 3G-OTH-436675

Brand
Watts
Item
Total Relief Kit: Total Relief Kit, 793HG9/818DD3/818DE0/818DE3, 3/4 009M3/LF009M3
Category
Repair Kits & Parts for Watts Backflow Preventers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Watts
Manufacturer Part Number
009 M3-3/4 Total Relief Kit
Type
793HG9/818DD3/818DE0/818DE3, 3/4 009M3/LF009M3, Repair Kit
Includes
Stem and Diaphragm Assembly
Compatible Valve Size
M3
Compatible with Series
009
Compatible with Mfr. Model No.
3/4 009M3/LF009M3
Compatible with Grainger Part No.
818DD3
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The WATTS Total Relief Kit is a repair kit for Watts backflow preventers, specifically designed for the Series 009. This kit includes a Stem and Diaphragm Assembly and is compatible with valve size M3 and manufacturer model numbers 3/4 009M3 and LF009M3.

Frequently Asked Questions

What is the Watts Total Relief Kit used for?

The Watts Total Relief Kit is a repair kit for Watts backflow preventers, specifically the Series 009. It includes a stem and diaphragm assembly to replace worn relief valve components, ensuring proper backflow protection in commercial and industrial water systems.

What are the specifications of the Watts Total Relief Kit?

The Watts Total Relief Kit (MPN 009 M3-3/4 Total Relief Kit) includes a stem and diaphragm assembly. It is compatible with valve size M3, Series 009, and manufacturer model numbers 3/4 009M3 and LF009M3. It also matches Grainger part number 818DD3.

Where to buy the Watts Total Relief Kit worldwide?

3G Electric supplies the Watts Total Relief Kit worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the Watts Total Relief Kit?

To install the Watts Total Relief Kit, first depressurize the backflow preventer and remove the old relief valve assembly. Replace it with the new stem and diaphragm assembly from the kit, ensuring proper alignment. Reassemble and test per Watts guidelines for leak-free operation.

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
WATTS Total Relief Kit: Total Relief Kit, 818DD1/818DD7/818DE2, 1 1/4 - 2 LF909M1, Repair Kit, 909 (MPN 909 M1 1-1/4 - 2 Total Relief Kit). Key specifications — Compatible Valve Size: 1-1/4 in to 2 in; Compatible with Grainger Part No.: 818DD7; Compatible with Series: 909; Compatible with Mfr. Model No.: 1-1/4 - 2 LF909M1; Includes: Lubricant.
Watts
WATTS Total Relief Kit: Total Relief Kit, 818DD1/818DD7/818DE2, 1 1/4 - 2 LF909M1, Repair Kit, 909 (MPN 909 M1 1-1/4 - 2 Total Relief Kit). Key specifications — Compatible Valve Size: 1-1/4 in to 2 in; Compatible with Grainger Part No.: 818DD7; Compatible with Series: 909; Compatible with Mfr. Model No.: 1-1/4 - 2 LF909M1; Includes: Lubricant.
WATTS Total Relief Kit: Total Relief Kit, 818DD4/818DD6, 3/4 in to 1 in Compatible Valve Size (MPN 909-3/4 - 1 Total Relief Kit). Key specifications — Compatible Valve Size: 3/4 in to 1 in; Compatible with Grainger Part No.: 818DD4; Compatible with Series: RK-909; Compatible with Mfr. Model No.: 3/4 -1 LF909; Includes: Lubricant.
Watts
WATTS Total Relief Kit: Total Relief Kit, 818DD4/818DD6, 3/4 in to 1 in Compatible Valve Size (MPN 909-3/4 - 1 Total Relief Kit). Key specifications — Compatible Valve Size: 3/4 in to 1 in; Compatible with Grainger Part No.: 818DD4; Compatible with Series: RK-909; Compatible with Mfr. Model No.: 3/4 -1 LF909; Includes: Lubricant.
WATTS Total Relief Kit: Total Relief Kit, 793HG7/793HL8/818DD2, 2 in/M2 Compatible Valve Size, 009 (MPN 009 M2 2 Total Relief Kit). Key specifications — Compatible Valve Size: M2; Compatible with Grainger Part No.: 818DD2; Compatible with Series: 009; Compatible with Mfr. Model No.: 2 009M2/LF009M2; Includes: Cover O-Ring.
Watts
WATTS Total Relief Kit: Total Relief Kit, 793HG7/793HL8/818DD2, 2 in/M2 Compatible Valve Size, 009 (MPN 009 M2 2 Total Relief Kit). Key specifications — Compatible Valve Size: M2; Compatible with Grainger Part No.: 818DD2; Compatible with Series: 009; Compatible with Mfr. Model No.: 2 009M2/LF009M2; Includes: Cover O-Ring.
WATTS Total Relief Kit: Total Relief Kit, 26X140/429J30/793HG8/818DD8, 1 in/M2 Compatible Valve Size (MPN 009 M2 1 Total Relief Kit). Key specifications — Compatible Valve Size: 1 in; Compatible with Grainger Part No.: 26X140; Compatible with Series: 009; Compatible with Mfr. Model No.: 1 009M2/LF009M2; Includes: Cover O-Ring.
Watts
WATTS Total Relief Kit: Total Relief Kit, 26X140/429J30/793HG8/818DD8, 1 in/M2 Compatible Valve Size (MPN 009 M2 1 Total Relief Kit). Key specifications — Compatible Valve Size: 1 in; Compatible with Grainger Part No.: 26X140; Compatible with Series: 009; Compatible with Mfr. Model No.: 1 009M2/LF009M2; Includes: Cover O-Ring.
WATTS Relief Kit: Relief Kit, 793HG3/793HG4/793HL6/793HL7/793HP6/818DD9, 1 1/4 - 1 1/2 009M2/LF009M2 (MPN 009 M2 1-1/4 - 1-1/2 Total Relief Kit). Key specifications — Compatible Valve Size: M2; Compatible with Grainger Part No.: 793HL7; Compatible with Series: 009; Compatible with Mfr. Model No.: 1-1/4 - 1-1/2 009M2/LF009M2; Includes: Upper Stem O-Ring.
Watts
WATTS Relief Kit: Relief Kit, 793HG3/793HG4/793HL6/793HL7/793HP6/818DD9, 1 1/4 - 1 1/2 009M2/LF009M2 (MPN 009 M2 1-1/4 - 1-1/2 Total Relief Kit). Key specifications — Compatible Valve Size: M2; Compatible with Grainger Part No.: 793HL7; Compatible with Series: 009; Compatible with Mfr. Model No.: 1-1/4 - 1-1/2 009M2/LF009M2; Includes: Upper Stem O-Ring.
WATTS Total Relief Kit: Total Relief Kit, 793PG8, 8 in/M1 Compatible Valve Size, 8 LF909M1, 909 (MPN 909 M1 8 Total Relief Kit). Key specifications — Compatible Valve Size: 8 in; Compatible with Grainger Part No.: 793PG8; Compatible with Series: 909; Compatible with Mfr. Model No.: 8 LF909M1; Includes: Stem O-Ring.
Watts
WATTS Total Relief Kit: Total Relief Kit, 793PG8, 8 in/M1 Compatible Valve Size, 8 LF909M1, 909 (MPN 909 M1 8 Total Relief Kit). Key specifications — Compatible Valve Size: 8 in; Compatible with Grainger Part No.: 793PG8; Compatible with Series: 909; Compatible with Mfr. Model No.: 8 LF909M1; Includes: Stem O-Ring.

More from Watts

View all Watts parts →
WATTS Cap: Cap, 1/8 in Connection Size - Side 1, Male, IPS, Repair Part, Brass, Backflow Preventer (MPN SAE-TC Brass Cap 1/8 SAE). Key specifications — Compatible with Series: 4000B.
Watts
WATTS Cap: Cap, 1/8 in Connection Size - Side 1, Male, IPS, Repair Part, Brass, Backflow Preventer (MPN SAE-TC Brass Cap 1/8 SAE). Key specifications — Compatible with Series: 4000B.
WATTS Test Cock: Test Cock, 1/4 in Connection Size - Side 1, Male, NPT, Repair Part, Female, NSF (MPN 1/4 LFTC). Key specifications — Compatible with Series: 4000B.
Watts
WATTS Test Cock: Test Cock, 1/4 in Connection Size - Side 1, Male, NPT, Repair Part, Female, NSF (MPN 1/4 LFTC). Key specifications — Compatible with Series: 4000B.
WATTS Test Cock: Test Cock, 1/2 in Connection Size - Side 1, NPT, Repair Part, Bronze (MPN 1/2 LF-TC 757/957 2-1/2 - 4). Key specifications — Compatible with Series: Watts Series LF-TC, 1/2 in.
Watts
WATTS Test Cock: Test Cock, 1/2 in Connection Size - Side 1, NPT, Repair Part, Bronze (MPN 1/2 LF-TC 757/957 2-1/2 - 4). Key specifications — Compatible with Series: Watts Series LF-TC, 1/2 in.
WATTS Adapter: Test Cock, 1/4 in Connection Size - Side 1, Male, NPT, Repair Part, Bronze (MPN SAE-TC-Adapter 1/4). Key specifications — Compatible with Series: Watts Series SAE-TC, 1/4 in.
Watts
WATTS Adapter: Test Cock, 1/4 in Connection Size - Side 1, Male, NPT, Repair Part, Bronze (MPN SAE-TC-Adapter 1/4). Key specifications — Compatible with Series: Watts Series SAE-TC, 1/4 in.
WATTS Test Cock: Test Cock, 1/4 in Connection Size - Side 1, Male, NPT, Repair Part, Female, NPT (MPN 1/4 LF-TC). Key specifications — Compatible with Series: 4000B.
Watts
WATTS Test Cock: Test Cock, 1/4 in Connection Size - Side 1, Male, NPT, Repair Part, Female, NPT (MPN 1/4 LF-TC). Key specifications — Compatible with Series: 4000B.
WATTS Backflow Preventer Repair Kits: Second Check Kit, 1RCX3/1RCX5/1RCX7, 957/957RPDA, Repair Kit (MPN RK957/957RPDA-CK2-21/2-4). Key specifications — Compatible Valve Size: 2-1/2 in to 4 in; Compatible with Grainger Part No.: 1RCX3; Compatible with Series: RK-957; Compatible with Mfr. Model No.: 957; Includes: Second Check Module.
Watts
WATTS Backflow Preventer Repair Kits: Second Check Kit, 1RCX3/1RCX5/1RCX7, 957/957RPDA, Repair Kit (MPN RK957/957RPDA-CK2-21/2-4). Key specifications — Compatible Valve Size: 2-1/2 in to 4 in; Compatible with Grainger Part No.: 1RCX3; Compatible with Series: RK-957; Compatible with Mfr. Model No.: 957; Includes: Second Check Module.
WATTS Vacuum Breaker Repair Kit: Pressure Vacuum Breaker Check Kit, 1/2 - 3/4 800M4, Repair Kit (MPN 800M4-1/2-3/4 1st Check Kit). Key specifications — Compatible Valve Size: 1/2 in to 3/4 in; Compatible with Grainger Part No.: 793HT8; Compatible with Series: 800M4; Compatible with Mfr. Model No.: 1/2 - 3/4 800M4; Includes: Bonnet O-Ring.
Watts
WATTS Vacuum Breaker Repair Kit: Pressure Vacuum Breaker Check Kit, 1/2 - 3/4 800M4, Repair Kit (MPN 800M4-1/2-3/4 1st Check Kit). Key specifications — Compatible Valve Size: 1/2 in to 3/4 in; Compatible with Grainger Part No.: 793HT8; Compatible with Series: 800M4; Compatible with Mfr. Model No.: 1/2 - 3/4 800M4; Includes: Bonnet O-Ring.
WATTS Backflow Preventer Repair Kit: Complete Rubber Parts Kit, 6A771, 009-M1-QTS, Repair Kit, 009 (MPN RK 009 RT 3/4 - 1). Key specifications — Compatible Valve Size: 3/4 in to 1 in; Compatible with Grainger Part No.: 6A771; Compatible with Series: 009; Compatible with Mfr. Model No.: 009-M1-QTS; Includes: (2) Disc Assembly.
Watts
WATTS Backflow Preventer Repair Kit: Complete Rubber Parts Kit, 6A771, 009-M1-QTS, Repair Kit, 009 (MPN RK 009 RT 3/4 - 1). Key specifications — Compatible Valve Size: 3/4 in to 1 in; Compatible with Grainger Part No.: 6A771; Compatible with Series: 009; Compatible with Mfr. Model No.: 009-M1-QTS; Includes: (2) Disc Assembly.