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

MUELLER STEAM SPECIALTY 5 791F-AH CI Flgd Duplex Strainer - Cast Iron Basket Strainers
MUELLER STEAM SPECIALTYCast Iron Basket Strainers

MUELLER STEAM SPECIALTY 5 791F-AH CI Flgd Duplex Strainer

The MUELLER STEAM SPECIALTY Basket Strainer is a cast iron duplex strainer with a 0.125 in screen size, featuring a 304 Stainless Steel screen and Buna-N gasket material. It is compatible with water and has a 1 1/2…

SKU 3G-OTH-443571

Also listed as: 5791FAHCIFlgdDuplexStrainer · 5 791F AH CI Flgd Duplex Strainer · 5-791F-AH-CI-Flgd-Duplex-Strainer

Brand
MUELLER STEAM SPECIALTY
Item
5 791F-AH CI Flgd Duplex Strainer
Category
Cast Iron Basket Strainers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

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

MUELLER STEAM SPECIALTY
Manufacturer Part Number
5 791F-AH CI Flgd Duplex Strainer
Type
Dual, NPT, 1 1/2 in
Screen Size
0.125 in
Gasket Material
Buna-N
Screen Material
304 Stainless Steel
Compatible Product Type
Water

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

MUELLER STEAM SPECIALTY Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MUELLER STEAM SPECIALTY Basket Strainer is a cast iron duplex strainer with a 0.125 in screen size, featuring a 304 Stainless Steel screen and Buna-N gasket material. It is compatible with water and has a 1 1/2 in NPT connection. This dual strainer is designed for industrial water filtration applications.

Frequently Asked Questions

What is a MUELLER STEAM SPECIALTY basket strainer used for?

This cast iron duplex basket strainer is used for industrial water filtration. It removes debris from water lines to protect downstream equipment such as pumps and valves. The dual design allows continuous operation while one basket is cleaned.

What are the specifications of the MUELLER STEAM SPECIALTY 5 791F-AH strainer?

This MUELLER STEAM SPECIALTY strainer has a 1 1/2 in NPT connection, a 0.125 in screen size, and a 304 Stainless Steel screen. The gasket is Buna-N, and the body is cast iron. It is compatible with water and is a dual, flanged duplex model.

Where to buy a MUELLER STEAM SPECIALTY basket strainer worldwide?

3G Electric supplies and delivers the MUELLER STEAM SPECIALTY basket strainer worldwide. We handle full logistics and customs clearance for global orders. Contact us for availability and lead time on this cast iron duplex strainer.

How to install a MUELLER STEAM SPECIALTY duplex strainer?

Install the strainer in a horizontal pipe run with the screen element oriented downward. Ensure flow direction matches the arrow on the body. Tighten NPT connections to standard torque. For duplex models, verify the switching valve operates freely before pressurizing.

Used in

Common applications for MUELLER STEAM SPECIALTY
Steam systems — Mueller Steam Specialty cast iron Y strainers (e.g., 2 758N) protect steam traps and control valves from pipe scale and debris.
Water treatment — Mueller Steam Specialty basket strainers (e.g., 3 155M-N) filter particulates in cooling water and process water lines.
Chemical processing — Mueller Steam Specialty stainless steel Y strainers (e.g., 6 782 SS) handle corrosive fluids in chemical transfer systems.
Petroleum refining — Mueller Steam Specialty carbon steel Y strainers (e.g., 2 582 CS) remove solids from hydrocarbon pipelines before pumps.
HVAC systems — Mueller Steam Specialty cast iron basket strainers (e.g., 6 125F) protect chillers and heat exchangers in building water loops.
Marine applications — Mueller Steam Specialty stainless steel duplex strainers (e.g., 2 792S-HH) provide continuous filtration in seawater cooling systems.

MUELLER STEAM SPECIALTY Products

3G Electric supplies MUELLER STEAM SPECIALTY cast iron basket strainers. 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
Cast iron duplex basket strainer with 304 stainless steel screen (0.062 in openings) and Buna-N gaskets. 1 1/2 in NPT connections. Designed for water systems to remove debris and protect downstream equipment; dual design allows continuous operation during screen cleaning
MUELLER STEAM SPECIALTY
Cast iron duplex basket strainer with 304 stainless steel screen (0.062 in openings) and Buna-N gaskets. 1 1/2 in NPT connections. Designed for water systems to remove debris and protect downstream equipment; dual design allows continuous operation during screen cleaning
Cast iron duplex flanged basket strainer with 1 1/2 in NPT connections. Features a 0.062 in 304 stainless steel screen and Buna-N gasket. Designed for water applications to remove debris from pipelines, protecting downstream equipment in industrial water systems, HVAC, and process piping where continuous flow is required
MUELLER STEAM SPECIALTY
Cast iron duplex flanged basket strainer with 1 1/2 in NPT connections. Features a 0.062 in 304 stainless steel screen and Buna-N gasket. Designed for water applications to remove debris from pipelines, protecting downstream equipment in industrial water systems, HVAC, and process piping where continuous flow is required
Cast iron duplex basket strainer with 2-inch NPT connections and a 10-inch length. Features a 0.062-inch 304 stainless steel screen and Buna-N gaskets. Designed for continuous filtration in water systems, allowing one basket to be cleaned while the other remains in service
MUELLER STEAM SPECIALTY
Cast iron duplex basket strainer with 2-inch NPT connections and a 10-inch length. Features a 0.062-inch 304 stainless steel screen and Buna-N gaskets. Designed for continuous filtration in water systems, allowing one basket to be cleaned while the other remains in service
Cast iron basket strainer with a 0.125 in 304 stainless steel screen and Buna-N gasket. Single NPT connection, 8 1/4 in length. Designed to remove debris from water in piping systems, protecting downstream equipment such as pumps and valves
MUELLER STEAM SPECIALTY
Cast iron basket strainer with a 0.125 in 304 stainless steel screen and Buna-N gasket. Single NPT connection, 8 1/4 in length. Designed to remove debris from water in piping systems, protecting downstream equipment such as pumps and valves
Cast iron basket strainer with a single NPT connection and 7 1/2 in length. Features a 0.125 in screen made of 304 stainless steel. Used in water piping systems to remove debris and protect downstream equipment such as pumps and valves
MUELLER STEAM SPECIALTY
Cast iron basket strainer with a single NPT connection and 7 1/2 in length. Features a 0.125 in screen made of 304 stainless steel. Used in water piping systems to remove debris and protect downstream equipment such as pumps and valves

More from MUELLER STEAM SPECIALTY

View all MUELLER STEAM SPECIALTY parts
Cast iron basket strainer for water applications. Single design with NPT connections and 3 5/8 in size. Features a 0.062 in 304 stainless steel screen and Buna-N gasket. Removes debris from piping systems to protect downstream equipment
MUELLER STEAM SPECIALTY
Cast iron basket strainer for water applications. Single design with NPT connections and 3 5/8 in size. Features a 0.062 in 304 stainless steel screen and Buna-N gasket. Removes debris from piping systems to protect downstream equipment
This cast iron basket strainer is a dual unit with 1 1/2 in NPT connections, designed for water applications. It features a 304 stainless steel screen with 0.062 in openings and a Buna-N gasket. Used to remove debris from water lines, protecting downstream equipment in industrial and commercial systems
MUELLER STEAM SPECIALTY
This cast iron basket strainer is a dual unit with 1 1/2 in NPT connections, designed for water applications. It features a 304 stainless steel screen with 0.062 in openings and a Buna-N gasket. Used to remove debris from water lines, protecting downstream equipment in industrial and commercial systems
Cast iron basket strainer with 304 stainless steel screen (0.062 in openings) and Buna-N gasket. Single NPT connection, 3/8 in size. For water service to remove debris and protect downstream equipment
MUELLER STEAM SPECIALTY
Cast iron basket strainer with 304 stainless steel screen (0.062 in openings) and Buna-N gasket. Single NPT connection, 3/8 in size. For water service to remove debris and protect downstream equipment
This cast iron basket strainer is used in water piping systems to remove debris and protect downstream equipment. It features a 4 in NPT connection, a 0.062 in 304 stainless steel screen, and a Buna-N gasket. Suitable for industrial water filtration applications
MUELLER STEAM SPECIALTY
This cast iron basket strainer is used in water piping systems to remove debris and protect downstream equipment. It features a 4 in NPT connection, a 0.062 in 304 stainless steel screen, and a Buna-N gasket. Suitable for industrial water filtration applications
Cast iron duplex basket strainer with 1 1/2 in NPT connections. Features a 0.125 in 304 stainless steel screen and Buna-N gasket. Designed for water systems to remove debris while allowing continuous flow during screen cleaning
MUELLER STEAM SPECIALTY
Cast iron duplex basket strainer with 1 1/2 in NPT connections. Features a 0.125 in 304 stainless steel screen and Buna-N gasket. Designed for water systems to remove debris while allowing continuous flow during screen cleaning
Cast iron duplex basket strainer with 1 1/4 in NPT connections. Features a 304 stainless steel screen with 0.062 in perforations and a Buna-N gasket. Designed for water service in industrial piping systems to remove debris
MUELLER STEAM SPECIALTY
Cast iron duplex basket strainer with 1 1/4 in NPT connections. Features a 304 stainless steel screen with 0.062 in perforations and a Buna-N gasket. Designed for water service in industrial piping systems to remove debris
Cast iron duplex basket strainer with 304 stainless steel screen (0.062 in mesh) and Buna-N gaskets. Dual strainer design allows continuous operation by switching baskets during cleaning. 1 1/2 in NPT connections for water systems
MUELLER STEAM SPECIALTY
Cast iron duplex basket strainer with 304 stainless steel screen (0.062 in mesh) and Buna-N gaskets. Dual strainer design allows continuous operation by switching baskets during cleaning. 1 1/2 in NPT connections for water systems
Cast iron duplex basket strainer with 1 1/4 in NPT connections. Features a 0.062 in 304 stainless steel screen and Buna-N gasket. Designed for water service to remove debris and protect downstream equipment in piping systems
MUELLER STEAM SPECIALTY
Cast iron duplex basket strainer with 1 1/4 in NPT connections. Features a 0.062 in 304 stainless steel screen and Buna-N gasket. Designed for water service to remove debris and protect downstream equipment in piping systems