Mueller Industries B34238 1-5/8 Inch Four-Bolt Brass Check Valve

The Mueller Industries B34238 is a heavy-duty four-bolt check valve designed for refrigeration and HVAC applications. This professional-grade valve features a 1-5/8 inch O.D. connection size and prevents reverse fluid flow to protect system integrity and efficiency.

Key Features:

• Forged brass body exceeds the most stringent quality standards
• Y type design provides minimal pressure drop and increased flow capacity
• Design features easy removal and reassembly of internal components
• PTFE Seat with non-asbestos gasket material
• ODS (Outside Diameter Solder) connection ends for secure installation
• Horizontal or vertical installation (not to be installed with bonnet facing down)

Technical Specifications:

• Maximum working pressure: 700 psig, 48 bar
• Continuous operating temperature (COT):-40° to 300°F
• Compatible with all CFC, HCFC and HFC refrigerants and oils
• UL/cUL Recognized, Conforms to Pressure Equipment Directive 97/23/EC
• Made in U.S.A.

Part of Mueller's CHECKMASTER series, this valve is 100% factory tested and designed to exceed industry standards for reliable performance with modern refrigerants operating at higher temperatures and pressures.