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The HOLYOKE FITTINGS 42R-106 is a reducing flare union designed to connect different sized flared tubes. This straight union facilitates a secure, leak-tight connection between a 5/8 inch OD tube and a 3/8 inch OD tube, commonly used in HVAC, refrigeration, and gas line applications. It is supplied without nuts, allowing for flexible installation with existing components.
Facilitates secure, leak-tight connections between different tube sizes in fluid and gas systems.
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