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Watts Check Valve: Disc, Inline Valve Body, 1/2 in Pipe Size, FNPT x FNPT, Copper Silicon Alloy - Bronze Inline Disc Check Valves
WattsBronze Inline Disc Check Valves

Watts Check Valve: Disc, Inline Valve Body, 1/2 in Pipe Size, FNPT x FNPT, Copper Silicon Alloy

The WATTS LF6-1/2 is a bronze inline disc check valve with a 1/2 in pipe size, featuring an inline valve body and FNPT x FNPT connections in copper silicon alloy with NPT threads. 3G Electric interprets this customer…

SKU 3G-OTH-447351

Also listed as: LF612 · LF6 1 2 · LF6-1-2

Brand
Watts
Item
Check Valve: Disc, Inline Valve Body, 1/2 in Pipe Size, FNPT x FNPT, Copper Silicon Alloy
Category
Bronze Inline Disc Check Valves
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Watts
Manufacturer Part Number
LF6-1/2
Type
Inline Valve Body, FNPT x FNPT, Copper Silicon Alloy, NPT
Pipe Size
1/2 in

Technical Documents

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

Product Description

The WATTS LF6-1/2 is a bronze inline disc check valve with a 1/2 in pipe size, featuring an inline valve body and FNPT x FNPT connections in copper silicon alloy with NPT threads. 3G Electric interprets this customer demand, sources the genuine WATTS part, and delivers it with specialist support across 14 industrial departments — including deep expertise in pumps and controls as an authorised distributor.

Frequently Asked Questions

What is a Watts LF6-1/2 check valve used for?

The Watts LF6-1/2 is a bronze inline disc check valve used to prevent backflow in plumbing and industrial piping systems. It is commonly installed in water, oil, and gas lines to protect pumps and equipment from reverse flow damage.

What are the specifications of the Watts LF6-1/2 check valve?

The Watts LF6-1/2 check valve has a 1/2 inch pipe size with FNPT x FNPT connections. The valve body is made of copper silicon alloy (bronze) and uses NPT threads. It is a disc-type inline check valve designed for reliable backflow prevention.

Where to buy Watts LF6-1/2 check valve worldwide?

You can source the Watts LF6-1/2 check valve through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring your order arrives efficiently.

How to install a Watts LF6-1/2 check valve?

Install the Watts LF6-1/2 check valve in the correct flow direction as indicated by the arrow on the body. Apply thread sealant to the FNPT connections and tighten securely. Ensure the valve is accessible for future inspection and maintenance.

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 bronze inline disc check valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
WATTS Dual Check Valve: LF7, 1 in Pipe Size, FNPT x FNPT, 3.88 in Overall Lg, Copper Silicon Alloy (MPN 1 LF7 U2-2)
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WATTS Dual Check Valve: LF7, 1 in Pipe Size, FNPT x FNPT, 3.88 in Overall Lg, Copper Silicon Alloy (MPN 1 LF7 U2-2)
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WATTS Double Check Valve Assembly: 007, 3/4 in Pipe Size, FNPT x FNPT, 19.25 in Overall Lg, Bronze (MPN 007M2QTS-3/4")
WATTS Double Check Valve Assembly: LF719, 3/4 in Pipe Size, FNPT x FNPT, 15.44 in Overall Lg, Bronze (MPN LF719-QT-S)
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WATTS Double Check Valve Assembly: LF719, 3/4 in Pipe Size, FNPT x FNPT, 15.44 in Overall Lg, Bronze (MPN LF719-QT-S)

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