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MUELLER Refrigerant Check Valve: Four-Bolt Check Valve, 1 5/8 in Connections - Four-Bolt Check Valves
MUELLERFour-Bolt Check Valves

MUELLER Refrigerant Check Valve: Four-Bolt Check Valve, 1 5/8 in Connections

The MUELLER Refrigerant Check Valve is a four-bolt check valve constructed from brass. This model, manufacturer part number B 34238, features 1 5/8-inch connections and a 1 1/16-inch cut out.

SKU 3G-OTH-72053

Also listed as: B34238 · B-34238

Brand
MUELLER
Item
Refrigerant Check Valve: Four-Bolt Check Valve, 1 5/8 in Connections
Category
Four-Bolt 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

MUELLER
Manufacturer Part Number
B 34238
Material
Brass
Cut Out
1 1/16 in
Connections
1 5/8 in

Technical Documents

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

Product Description

The MUELLER Refrigerant Check Valve is a four-bolt check valve constructed from brass. This model, manufacturer part number B 34238, features 1 5/8-inch connections and a 1 1/16-inch cut out.

Frequently Asked Questions

What is the MUELLER Refrigerant Check Valve used for?

The MUELLER Refrigerant Check Valve is used in refrigeration and HVAC systems to allow refrigerant flow in one direction and prevent backflow. Its four-bolt brass design ensures reliable sealing in liquid or suction lines, protecting compressors and system components from reverse flow damage.

What are the specifications of the MUELLER Refrigerant Check Valve B 34238?

The MUELLER Refrigerant Check Valve B 34238 is a four-bolt check valve made of brass. It has 1 5/8-inch connections and a 1 1/16-inch cut out. This model is designed for refrigeration applications requiring a durable, corrosion-resistant valve to maintain proper flow direction.

Where to buy the MUELLER Refrigerant Check Valve B 34238 worldwide?

You can source the MUELLER Refrigerant Check Valve B 34238 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time on this brass four-bolt check valve.

How to install a MUELLER four-bolt check valve?

Install the MUELLER four-bolt check valve in the refrigerant line with the flow arrow pointing in the correct direction. Use appropriate thread sealant on the 1 5/8-inch connections and tighten bolts evenly to the manufacturer's torque spec. Always follow system pressure and temperature ratings for safe operation.

Used in

Common applications for MUELLER
Commercial refrigeration systems — Mueller steel shell filter driers for moisture and contaminant removal in liquid lines.
HVAC installations — Mueller sweat connection ball valves for flow control in refrigerant circuits.
Industrial process cooling — Mueller magnetic check valves to prevent backflow in refrigerant piping.
Refrigeration system maintenance — Mueller flare nuts and bushings for access valve connections.
Low-GWP refrigerant systems — Mueller A2L-compatible ball valves for use with low-flammability refrigerants.
Retrofit projects — Mueller filter driers and valves for upgrading existing refrigeration equipment.

MUELLER Products

3G Electric supplies MUELLER four-bolt 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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