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Watts Basket Strainer: Cast Iron, 0.062 in Screen Size, Dual, NPT, 1 1/4 in - Cast Iron Basket Strainers
WattsCast Iron Basket Strainers

Watts Basket Strainer: Cast Iron, 0.062 in Screen Size, Dual, NPT, 1 1/4 in

The WATTS Basket Strainer is a cast iron duplex strainer designed for water applications. It features a 0.062-inch screen made of 304 Stainless Steel and a Buna-N gasket, with a 1 1/4-inch NPT connection and an 11…

SKU 3G-OTH-443550

Also listed as: 112791FAHCIDuplexStrainerFlgd · 11 2 791F AH CI Duplex Strainer Flgd · 11-2-791F-AH-CI-Duplex-Strainer-Flgd

Brand
Watts
Item
Basket Strainer: Cast Iron, 0.062 in Screen Size, Dual, NPT, 1 1/4 in
Category
Cast Iron Basket Strainers
Available to Order
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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
11/2 791F-AH CI Duplex Strainer Flgd
Type
Dual, NPT, 1 1/4 in
Ht
11 1/8 in
Screen Size
0.062 in
Gasket Material
Buna-N
Screen Material
304 Stainless Steel
Compatible Product Type
Water

Technical Documents

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

Product Description

The WATTS Basket Strainer is a cast iron duplex strainer designed for water applications. It features a 0.062-inch screen made of 304 Stainless Steel and a Buna-N gasket, with a 1 1/4-inch NPT connection and an 11 1/8-inch height. The manufacturer part number is 11/2 791F-AH CI Duplex Strainer Flgd.

Frequently Asked Questions

What is a WATTS basket strainer used for?

A WATTS basket strainer removes debris from water in industrial piping systems. This cast iron duplex model with a 0.062 in 304 stainless steel screen is used in water applications to protect downstream equipment like pumps and valves from particulate damage.

What are the specifications of the WATTS 11/2 791F-AH CI Duplex Strainer?

This WATTS basket strainer has a cast iron body, a 0.062 in screen size made of 304 stainless steel, a Buna-N gasket, and a 1 1/4 in NPT connection. It is 11 1/8 in high and designed for water applications. The manufacturer part number is 11/2 791F-AH CI Duplex Strainer Flgd.

Where to buy a WATTS basket strainer worldwide?

3G Electric supplies the WATTS basket strainer worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order this cast iron duplex strainer for water applications.

How to install a WATTS duplex basket strainer?

Install the WATTS duplex strainer with the flow arrow aligned to pipe direction. Use pipe sealant on NPT threads and support the heavy cast iron body. The dual design allows switching flow between baskets for continuous operation during cleaning. Follow standard piping practices for water systems.

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 cast iron basket strainers. 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
This Watts duplex basket strainer is constructed with a 304 stainless steel screen and a fluoroelastomer gasket. It features a 0.062 in screen size and 1 1/4 in NPT connections, with an overall height of 11 1/8 in. Designed for water applications, the dual-basket configuration allows continuous operation by enabling one basket to be cleaned while the other remains in service
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This Watts duplex basket strainer is constructed with a 304 stainless steel screen and a fluoroelastomer gasket. It features a 0.062 in screen size and 1 1/4 in NPT connections, with an overall height of 11 1/8 in. Designed for water applications, the dual-basket configuration allows continuous operation by enabling one basket to be cleaned while the other remains in service
This inline strainer features a copper silicon alloy body with a 304 stainless steel screen (0.025 in mesh) and EPDM seal. It has 1/2 in NPT connections and a height of 2 5/8 in. Used in liquid pipelines to remove debris and protect downstream equipment such as valves, pumps, and meters
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This inline strainer features a copper silicon alloy body with a 304 stainless steel screen (0.025 in mesh) and EPDM seal. It has 1/2 in NPT connections and a height of 2 5/8 in. Used in liquid pipelines to remove debris and protect downstream equipment such as valves, pumps, and meters
Cast copper silicon alloy inline strainer with 1/8 in NPT connections and a 304 stainless steel mesh screen (0.025 in openings). EPDM seal material. Height 1 1/2 in. Used to filter debris from liquid or gas lines in plumbing and HVAC systems, protecting downstream equipment
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Cast copper silicon alloy inline strainer with 1/8 in NPT connections and a 304 stainless steel mesh screen (0.025 in openings). EPDM seal material. Height 1 1/2 in. Used to filter debris from liquid or gas lines in plumbing and HVAC systems, protecting downstream equipment
WATTS Inline Strainer: Copper Silicon Alloy, 1/4 in, NPT, Mesh, 0.025 in Screen Size, 2 7/8 in Ht (MPN 1/4 LF27)
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WATTS Inline Strainer: Copper Silicon Alloy, 1/4 in, NPT, Mesh, 0.025 in Screen Size, 2 7/8 in Ht (MPN 1/4 LF27)
MUELLER STEAM SPECIALTY Basket Strainer: Cast Iron, 0.062 in Screen Size, Dual, NPT, 1 1/4 in (MPN 11/4 791S-AH CI Duplex Strainer THD)
MUELLER STEAM SPECIALTY
MUELLER STEAM SPECIALTY Basket Strainer: Cast Iron, 0.062 in Screen Size, Dual, NPT, 1 1/4 in (MPN 11/4 791S-AH CI Duplex Strainer THD)
MUELLER STEAM SPECIALTY Basket Strainer: Cast Iron, 0.062 in Screen Size, Dual, NPT, 1 1/4 in (MPN 11/2 791 S-AH CI Duplex Strainer THD)
MUELLER STEAM SPECIALTY
MUELLER STEAM SPECIALTY Basket Strainer: Cast Iron, 0.062 in Screen Size, Dual, NPT, 1 1/4 in (MPN 11/2 791 S-AH CI Duplex Strainer THD)

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