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Mcdonnell & Miller Pressure Relief Valves - Relief Reducing Valves
Mcdonnell & MillerRelief Reducing Valves

Mcdonnell & Miller Pressure Relief Valves

Note: listed by manufacturer as obsolete/discontinued.

SKU 3G-OTH-02717

Also listed as: MM143381 · MM 143381

Brand
Mcdonnell & Miller
Item
Pressure Relief Valves
Part Number
MM-143381
Category
Relief Reducing Valves
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Mcdonnell & Miller Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Note: listed by manufacturer as obsolete/discontinued.

Frequently Asked Questions

What is the McDonnell & Miller relief reducing valve used for?

This McDonnell & Miller relief reducing valve is used in tanks and hydronic heating systems to protect against over-pressure and minimize hammering caused by flash steam. It is designed for low differential pressure applications at 3 psi.

What are the specifications of the McDonnell & Miller relief reducing valve?

The McDonnell & Miller relief reducing valve features a low differential pressure of 3 psi. It is designed for use in hydronic heating systems and tanks to protect against over-pressure and reduce hammering from flash steam. Note: the manufacturer lists this model as obsolete/discontinued.

Where to buy McDonnell & Miller relief reducing valves in Singapore?

You can source McDonnell & Miller relief reducing valves through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this model, which the manufacturer lists as obsolete/discontinued.

How to select a replacement for an obsolete McDonnell & Miller relief reducing valve?

When selecting a replacement for an obsolete McDonnell & Miller relief reducing valve, verify the required differential pressure (3 psi) and connection size. Consult a hydronic system specialist to identify a compatible current model. 3G Electric can help source suitable alternatives for your Singapore application.

Used in

Common applications for Mcdonnell & Miller
Boiler systems — McDonnell & Miller FS4-3T3-1 flow switch for low-water cutoff and pump protection in 1-inch piping.
Pump control — McDonnell & Miller FS8-W flow switch for detecting flow in 1-inch lines to prevent dry running.
HVAC cooling water — McDonnell & Miller FS6-3/4 flow switch for monitoring flow in 3/4-inch chilled water circuits.
Process piping — McDonnell & Miller FS5-3/4 brass flow switch for hot water applications up to 250°F.
Industrial liquid monitoring — McDonnell & Miller FS6-W-1 flow switch for 1-inch lines with high locked-rotor rating.
Small pipe systems — McDonnell & Miller FS-1 flow switch for 1/2-inch lines in liquid circuits requiring flow detection.
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Mcdonnell & Miller Products

3G Electric supplies Mcdonnell & Miller relief reducing valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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