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Watts Check Valve: Disc, Inline Valve Body, 3/8 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, 3/8 in Pipe Size, FNPT x FNPT, Copper Silicon Alloy

The WATTS LF601-3/8 is a bronze inline disc check valve with a 3/8 in pipe size, featuring an inline valve body with FNPT x FNPT connections in copper silicon alloy. It is designed for NPT piping systems, providing…

SKU 3G-OTH-447353

Also listed as: LF60138 · LF601 3 8 · LF601-3-8

Brand
Watts
Item
Check Valve: Disc, Inline Valve Body, 3/8 in Pipe Size, FNPT x FNPT, Copper Silicon Alloy
Category
Bronze Inline Disc Check Valves
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Watts
Manufacturer Part Number
LF601-3/8
Type
Inline Valve Body, FNPT x FNPT, Copper Silicon Alloy, NPT
Pipe Size
3/8 in

Technical Documents

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

Product Description

The WATTS LF601-3/8 is a bronze inline disc check valve with a 3/8 in pipe size, featuring an inline valve body with FNPT x FNPT connections in copper silicon alloy. It is designed for NPT piping systems, providing straightforward flow control in industrial applications.

Frequently Asked Questions

What is the Watts LF601-3/8 check valve used for?

The Watts LF601-3/8 is a bronze inline disc check valve used to prevent backflow in plumbing and industrial piping systems. It is suitable for water, oil, and gas applications where a compact, corrosion-resistant valve is required.

What are the specifications of the Watts LF601-3/8 check valve?

The Watts LF601-3/8 check valve has a 3/8 in pipe size with FNPT x FNPT connections. The valve body is made of copper silicon alloy (bronze) and uses NPT threads. It is an inline disc type valve body, manufactured by Watts under part number LF601-3/8.

Where to buy the Watts LF601-3/8 check valve worldwide?

3G Electric supplies the Watts LF601-3/8 check valve worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install a Watts inline disc check valve?

Install the Watts LF601-3/8 check valve in the correct flow direction as indicated by the arrow on the body. Use thread sealant on the FNPT connections and tighten to standard torque. Ensure the valve is accessible for 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 Dual Check Valve: LF7, 3/8 in Pipe Size, FNPT x FNPT, 10 gpm Flow Rate, 2.88 in Overall Lg (MPN 3/8 LF7)
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WATTS Dual Check Valve: LF7, 3/8 in Pipe Size, FNPT x FNPT, 10 gpm Flow Rate, 2.88 in Overall Lg (MPN 3/8 LF7)
WATTS Double Check Valve Assembly: 007, 3/4 in Pipe Size, FNPT x FNPT, 19.25 in Overall Lg, Bronze (MPN 007M2QTS-3/4")
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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: 007, 2 in Pipe Size, FNPT x FNPT, 25.75 in Overall Lg, Bronze (MPN 007MIQTS-S)
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WATTS Double Check Valve Assembly: 007, 2 in Pipe Size, FNPT x FNPT, 25.75 in Overall Lg, Bronze (MPN 007MIQTS-S)

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