We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
Watts Second Check Valve Repair Kit: Second Check Valve Repair Kit - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts Second Check Valve Repair Kit: Second Check Valve Repair Kit

The Watts Second Check Valve Repair Kit is a repair kit for Watts backflow preventers, designed for use with the 007 series. It includes a seat and is compatible with valve size M3, specifically for the 3/4…

SKU 3G-OTH-436768

Brand
Watts
Item
Second Check Valve Repair Kit: Second Check Valve Repair Kit
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
007 M2-3/4 2nd Check Kit
Type
3/4 in/M3 Compatible Valve Size
Includes
Seat
Compatible Valve Size
M3
Compatible with Series
007
Compatible with Mfr. Model No.
3/4 007M2/LF007M2
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 Second Check Valve Repair Kit is a repair kit for Watts backflow preventers, designed for use with the 007 series. It includes a seat and is compatible with valve size M3, specifically for the 3/4 007M2/LF007M2 model. The manufacturer part number is 007 M2-3/4 2nd Check Kit.

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 Second Check Valve Repair Kit: Second Check Valve Repair Kit, 522P30/812MY5/818DE7, Repair Kit (MPN 007 M3-3/4 2nd Check Kit). Key specifications — Compatible Valve Size: M3; Compatible with Grainger Part No.: 812MY5; Compatible with Series: 007; Compatible with Mfr. Model No.: 3/4 007M3/LF007M3; Includes: Seat.
Watts
WATTS Second Check Valve Repair Kit: Second Check Valve Repair Kit, 522P30/812MY5/818DE7, Repair Kit (MPN 007 M3-3/4 2nd Check Kit). Key specifications — Compatible Valve Size: M3; Compatible with Grainger Part No.: 812MY5; Compatible with Series: 007; Compatible with Mfr. Model No.: 3/4 007M3/LF007M3; Includes: Seat.
WATTS Second Check Valve Repair Kit: Second Check Kit, 1 1/4 in to 2 in/M1 Compatible Valve Size (MPN 009 M1 1-1/4 - 2 2nd Check Kit). Key specifications — Compatible Valve Size: 1-1/4 in to 2 in; Compatible with Series: 009; Compatible with Mfr. Model No.: 1-1/4-2 009M1/LF009M1; Includes: Cover O-Ring.
Watts
WATTS Second Check Valve Repair Kit: Second Check Kit, 1 1/4 in to 2 in/M1 Compatible Valve Size (MPN 009 M1 1-1/4 - 2 2nd Check Kit). Key specifications — Compatible Valve Size: 1-1/4 in to 2 in; Compatible with Series: 009; Compatible with Mfr. Model No.: 1-1/4-2 009M1/LF009M1; Includes: Cover O-Ring.
WATTS Second Check Valve Repair Kit: Second Check Kit, 793HG9/818DD3/818DE0/818DE3, Repair Kit, 009 (MPN 009 M2-3/4 2nd Check Kit). Key specifications — Compatible Valve Size: M2; Compatible with Grainger Part No.: 818DE0; Compatible with Series: 009; Compatible with Mfr. Model No.: 3/4 009M2/LF009M2; Includes: Check Assembly.
Watts
WATTS Second Check Valve Repair Kit: Second Check Kit, 793HG9/818DD3/818DE0/818DE3, Repair Kit, 009 (MPN 009 M2-3/4 2nd Check Kit). Key specifications — Compatible Valve Size: M2; Compatible with Grainger Part No.: 818DE0; Compatible with Series: 009; Compatible with Mfr. Model No.: 3/4 009M2/LF009M2; Includes: Check Assembly.
WATTS Second Check Valve Repair Kit: Second Check Valve Repair Kit, 3/4-1 007/LF007, Repair Kit, 007 (MPN 007-3/4 - 1 2nd Check Kit). Key specifications — Compatible Valve Size: 3/4 in to 1 in; Compatible with Series: 007; Compatible with Mfr. Model No.: 3/4-1 007/LF007; Includes: Check Cage.
Watts
WATTS Second Check Valve Repair Kit: Second Check Valve Repair Kit, 3/4-1 007/LF007, Repair Kit, 007 (MPN 007-3/4 - 1 2nd Check Kit). Key specifications — Compatible Valve Size: 3/4 in to 1 in; Compatible with Series: 007; Compatible with Mfr. Model No.: 3/4-1 007/LF007; Includes: Check Cage.
WATTS Second Check Valve Repair Kit: Second Check Valve Repair Kit, 793HG2/793HL5/818DE6/818DE8, 007 (MPN 1-1/4-1 ½ 007M2/LF007M2). Key specifications — Compatible Valve Size: M2; Compatible with Grainger Part No.: 818DE8; Compatible with Series: 007; Compatible with Mfr. Model No.: 1-1/4-1-1/2 007M2/LF007M2; Includes: Cover O-Ring.
Watts
WATTS Second Check Valve Repair Kit: Second Check Valve Repair Kit, 793HG2/793HL5/818DE6/818DE8, 007 (MPN 1-1/4-1 ½ 007M2/LF007M2). Key specifications — Compatible Valve Size: M2; Compatible with Grainger Part No.: 818DE8; Compatible with Series: 007; Compatible with Mfr. Model No.: 1-1/4-1-1/2 007M2/LF007M2; Includes: Cover O-Ring.
WATTS Second Check Valve Repair Kit: Second Check Valve Repair Kit, Check Assembly/Cover O-Ring, 009 (MPN 009-3/4 - 1 2nd Check Kit). Key specifications — Compatible Valve Size: 3/4 in to 1 in; Compatible with Series: 009; Compatible with Mfr. Model No.: 3/4 - 1 009/LF009; Includes: Cover O-Ring.
Watts
WATTS Second Check Valve Repair Kit: Second Check Valve Repair Kit, Check Assembly/Cover O-Ring, 009 (MPN 009-3/4 - 1 2nd Check Kit). Key specifications — Compatible Valve Size: 3/4 in to 1 in; Compatible with Series: 009; Compatible with Mfr. Model No.: 3/4 - 1 009/LF009; Includes: Cover O-Ring.

More from Watts

View all Watts parts →
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
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
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
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
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 First Check Valve Repair Kit: First Check Valve Repair Kit, 522P30/812MY5/818DE7, Repair Kit (MPN 007 M3-3/4 1st Check Kit). Key specifications — Compatible Valve Size: M3; Compatible with Grainger Part No.: 522P30; Compatible with Series: 007; Compatible with Mfr. Model No.: 3/4 007M3/LF007M3; Includes: Check Cage.
Watts
WATTS First Check Valve Repair Kit: First Check Valve Repair Kit, 522P30/812MY5/818DE7, Repair Kit (MPN 007 M3-3/4 1st Check Kit). Key specifications — Compatible Valve Size: M3; Compatible with Grainger Part No.: 522P30; Compatible with Series: 007; Compatible with Mfr. Model No.: 3/4 007M3/LF007M3; Includes: Check Cage.
WATTS Backflow Preventer Repair Kits: Total Relief Valve Kit, 522P31, 009/LF009, LF009 (MPN LFRK 009-VT 2-1/2-3). Key specifications — Compatible Valve Size: 2-1/2 in to 3 in; Compatible with Grainger Part No.: 522P31; Compatible with Series: LF009; Compatible with Mfr. Model No.: LF009; Includes: Seat O-Ring.
Watts
WATTS Backflow Preventer Repair Kits: Total Relief Valve Kit, 522P31, 009/LF009, LF009 (MPN LFRK 009-VT 2-1/2-3). Key specifications — Compatible Valve Size: 2-1/2 in to 3 in; Compatible with Grainger Part No.: 522P31; Compatible with Series: LF009; Compatible with Mfr. Model No.: LF009; Includes: Seat O-Ring.
Watts
Watts
WATTS Backflow Preventer Repair Kits: Second Check Kit, 5DMJ4/793HL8/818DD2, 009M2, Repair Kit (MPN RK 009M2-CK2 2). Key specifications — Compatible Valve Size: 2 in; Compatible with Grainger Part No.: 5DMJ4; Compatible with Series: RK-009; Compatible with Mfr. Model No.: 009M2; Includes: Check Assembly.
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.