The Red Dot 71R8497 Bottom Mounting Plate / Flange is designed for 2-ton flange-mount block A/C expansion valves that require a 3/4 in. x 3/8 in. opening. This bottom-mount plate provides correct alignment and secure retention of the expansion valve in plate-mount HVAC assemblies where a larger opening is required.
Used with compatible Red Dot block expansion valves, the 71R8497 helps maintain sealing integrity and consistent refrigerant flow by ensuring proper valve positioning. Use the specifications and interchange numbers below to confirm compatibility before ordering.
Product Specifications
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Part Type: Expansion Valve Mounting Plate / Flange
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Mounting Style: Bottom Mount, Plate / Flange
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Red Dot Part No.: 71R8497
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Red Dot Factory No.: RD-5-8994-0P
Application
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For 2-ton flange-mount block expansion valves
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Opening Size: 3/4 in. x 3/8 in.
Interchange Numbers
4379-RD589940
4379-RD589940P
71R8497
ABP N83 308175
RDHRD589940P
RDT71R8497
T177227
(Verify opening size and bottom-mount orientation prior to installation.)

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